Publications of Usha Sambamoorthi, PhD

Ambulatory care sensitive hospitalizations among Medicaid beneficiaries with chronic conditions.
Chopra I, Wilkins TL, Sambamoorthi U.
Hosp Pract (1995). 2016;44(1):48-59.


Diabetic microvascular complications: novel risk factors, biomarkers, and risk prediction models.
McKay GJ, Teo BW, Zheng YF, Sambamoorthi U, Sabanayagam C.
J Diabetes Res. 2016;2016:2172106

PMC4686717.

Impact of prostate cancer diagnosis on noncancer hospitalizations among elderly Medicare beneficiaries with incident prostate cancer.
Raval AD, Madhavan SS, Mattes MD, Salkini M, Sambamoorthi U.
J Natl Compr Canc Netw. 2016;14(2):186-194.


Emergency department use among adults with Autism Spectrum Disorders (ASD).
Vohra R, Madhavan S, Sambamoorthi U.
J Autism Dev Disord. 2016;


Healthcare expenditures associated with depression among individuals with osteoarthritis: post-regression linear decomposition approach.
Agarwal P, Sambamoorthi U.
J Gen Intern Med. 2015;30(12):1803-1811.

PMC4636556.

A real-world observational study of time to treatment intensification among elderly patients with inadequately controlled Type 2 diabetes mellitus.
Ajmera M, Raval A, Zhou S, Wei W, Bhattacharya R, Pan C, Sambamoorthi U.
J Manag Care Spec Pharm. 2015;21(12):1184-1193.

PMC4760631.

Multimorbidity and COPD Medication Receipt Among Medicaid Beneficiaries With Newly Diagnosed COPD.
Ajmera M, Sambamoorthi U, Metzger A, Dwibedi N, Rust G, Tworek C.
Respir Care. 2015;60(11):1592-1602.


Type of multimorbidity and complementary and alternative medicine use among adults.
Alwhaibi M, Bhattacharya R, Sambamoorthi U.
Evid Based Complement Alternat Med. 2015;2015:362582

PMC4306259.

Variations of depression treatment among women with hypertension.
Atkins EV, Sambamoorthi U, Bhattacharya R.
Health Care Women Int. 2015;36(6):750-750.


Parkinson's Disease and home healthcare use and expenditures among elderly Medicare beneficiaries.
Bhattacharjee S, Metzger A, Tworek C, Wei W, Pan X, Sambamoorthi U.
Parkinsons.Dis. 2015;2015:606810

PMC4458280.

A real-world study of the effect of timing of insulin initiation on outcomes in older medicare beneficiaries with type 2 diabetes mellitus.
Bhattacharya R, Zhou S, Wei W, Ajmera M, Sambamoorthi U.
J Am Geriatr Soc. 2015;63(5):893-901.


Chronic condition combinations and health care expenditures and out-of-pocket spending burden among adults, Medical Expenditure Panel Survey, 2009 and 2011.
Meraya AM, Raval AD, Sambamoorthi U.
Prev Chronic Dis. 2015;12:E12

PMC4310713.

Guideline-concordant lung cancer care and associated health outcomes among elderly patients in the United States.
Nadpara PA, Madhavan SS, Tworek C, Sambamoorthi U, Hendryx MS, Almubarak M.
J Geriatr Oncol. 2015;6(2):101-110.

PMC4450093.

Health care expenditures associated with depression in adults with cancer.
Pan X, Sambamoorthi U.
J Community Support Oncol. 2015;13(7):240-247.

PMC4576451.

Impact of metformin on clinical outcomes among men with prostate cancer: a systematic review and meta-analysis.
Raval AD, Thakker D, Vyas A, Salkini M, Madhavan SS, Sambamoorthi U.
Prostate Cancer Prostatic Dis. 2015;18(2):110-121.


30-day readmission among elderly Medicare beneficiaries with type 2 diabetes.
Raval AD, Zhou S, Wei W, Bhattacharjee S, Miao R, Sambamoorthi U.
Popul Health Manag. 2015;18(4):256-264.


Multiple chronic conditions and healthcare costs among adults.
Sambamoorthi U, Tan X, Deb A.
Expert Rev Pharmacoecon.Outcomes Res. 2015;15(5):823-832.

PMC4698815.

Association of periodontitis and human papillomavirus in oral rinse specimens: Results from the National Health and Nutrition Survey 2009-2012.
Wiener RC, Sambamoorthi U, Jurevic RJ.
J Am Dent Assoc. 2015;146(6):382-389.

PMC4450443.

Explaining the increased health care expenditures associated with gastroesophageal reflux disease among elderly Medicare beneficiaries with chronic obstructive pulmonary disease: a cost-decomposition analysis.
Ajmera M, Raval AD, Shen C, Sambamoorthi U.
Int J Chron Obstruct Pulmon Dis. 2014;9:339-348.

PMC3986112.

Excess risk of chronic physical conditions associated with depression and anxiety.
Bhattacharya R, Shen C, Sambamoorthi U.
BMC Psychiatry. 2014;14:10

PMC3902063.

Use of antidepressants and statins and short-term risk of new-onset diabetes among high risk adults.
Bhattacharya R, Ajmera M, Bhattacharjee S, Sambamoorthi U.
Diabetes Res Clin Pract. 2014;105(2):251-260.


Depression and ambulatory care sensitive hospitalizations among Medicare beneficiaries with chronic physical conditions.
Bhattacharya R, Shen C, Sambamoorthi U.
Gen.Hosp Psychiatry. 2014;36(5):460-465.

PMC4138245.

Factors associated with utilization of sulphadoxine-pyrimethamine during pregnancy among women in Kenya: a cross-sectional study.
Haile ZT, Gurka KK, Chertok IR, Sambamoorthi U.
Matern Child Health J. 2014;18(5):1104-1113.


Health behaviors among breast, prostate, and colorectal cancer survivors: a US population-based case-control study, with comparisons by cancer type and gender.
Lemasters TJ, Madhavan SS, Sambamoorthi U, Kurian S.
J Cancer Surviv. 2014;8(3):336-348.


Disability prevalence among adults: estimates for 54 countries and progress toward a global estimate.
Mitra S, Sambamoorthi U.
Disabil.Rehabil. 2014;36(11):940-947.


Access to services, quality of care, and family impact for children with autism, other developmental disabilities, and other mental health conditions.
Vohra R, Madhavan SS, Sambamoorthi U, St Peter C.
Autism. 2014;18(7):815-826.


Association between persistence with mammography screening and stage at diagnosis among elderly women diagnosed with breast cancer.
Vyas A, Madhavan SS, Sambamoorthi U.
Breast Cancer Res Treat. 2014;148(3):645-654.

PMC4450353 [.

Cross-sectional association between the number of missing teeth and cardiovascular disease among adults aged 50 or older: BRFSS 2010.
Wiener RC, Sambamoorthi U.
Int J Vasc Med. 2014;2014:421567

PMC3928861.

Depression treatment patterns among individuals with osteoarthritis: a cross sectional study.
Agarwal P, Pan X, Sambamoorthi U.
BMC Psychiatry. 2013;13(1):121

PMC3640952.

Inhaled anticholinergic use and all-cause mortality among elderly Medicare beneficiaries with chronic obstructive pulmonary disease.
Ajmera M, Shen C, Pan X, Findley PA, Rust G, Sambamoorthi U.
Int J Chron Obstruct Pulmon Dis. 2013;8:287-294.

PMC3682815.

Antidepressant use and new-onset diabetes: a systematic review and meta-analysis.
Bhattacharjee S, Bhattacharya R, Kelley GA, Sambamoorthi U.
Diabetes Metab Res Rev. 2013;29(4):273-284.


Co-occurring chronic conditions and healthcare expenditures associated with Parkinson's disease: A propensity score matched analysis.
Bhattacharjee S, Sambamoorthi U.
Parkinsonism Relat Disord. 2013;19(8):746-750.


A population-based study comparing HRQoL among breast, prostate, and colorectal cancer survivors to propensity score matched controls, by cancer type, and gender.
Lemasters TJ, Madhavan SS, Sambamoorthi U, Kurian S.
Psychooncology. 2013;22(10):2270-2282.


Depression treatment in individuals with cancer: a comparative analysis with cardio-metabolic conditions.
Rane P, Sambamoorthi U, Madhavan SS.
Health Psychol Res. 2013;1(1)


Antidepressant use, depression, and new-onset diabetes among elderly Medicare beneficiaries.
Sambamoorthi U, Ma YS, Findley PA, Rust G.
J Diabetes. 2013;5(3):327-335.

PMC3594455.

Understanding gender differences in statin use among elderly Medicare beneficiaries: an application of decomposition technique.
Bhattacharjee S, Findley PA, Sambamoorthi U.
Drugs Aging. 2012;29(12):971-980.


Depression treatment patterns among elderly with cancer.
Findley PA, Shen C, Sambamoorthi U.
Depress Res Treat. 2012;2012:676784

PMC3434374.

Harmonizing databases? Developing a quasi-experimental design to evaluate a public mental health re-entry program.
Hartwell SW, Deng X, Fisher W, Fulwiler C, Sambamoorthi U, Johnson C, Pinals DA, Sampson L, Siegfriedt J.
Eval Program Plann. 2012;35(4):461-472.

PMC3371126.

Decomposing gender differences in low-density lipoprotein cholesterol among veterans with or at risk for cardiovascular illness.
Sambamoorthi U, Mitra S, Findley PA, Pogach LM.
Womens Health Issues. 2012;22(2):e201-e208.


Associations between health-related quality of life and financial barriers to care among women veterans and women non-veterans.
Shen C, Sambamoorthi U.
Women Health. 2012;52(1):1-17.


A brief treatment engagement intervention for individuals with co-occurring mental illness and substance use disorders: results of a randomized clinical trial.
Smelson D, Kalman D, Losonczy MF, Kline A, Sambamoorthi U, Hill LS, Castles-Fonseca K, Ziedonis D.
Community Ment Health J. 2012;48(2):127-132.


Chronic condition clusters and polypharmacy among adults.
Vyas A, Pan X, Sambamoorthi U.
Int J Family Med. 2012;2012:193168

PMC3415173.

Changing BMI categories and healthcare expenditures among elderly Medicare beneficiaries.
Wilkins TL, Rust GS, Sambamoorthi U.
Obesity (Silver Spring). 2012;20(6):1240-1248.

PMC4127894.

Dual Medicare and Veteran Health Administration use and ambulatory care sensitive hospitalizations.
Ajmera M, Wilkins TL, Sambamoorthi U.
J Gen Intern Med. 2011;26 Suppl 2:669-675.

PMC3191226.

Multimorbidity and persistent depression among veterans with diabetes, heart disease, and hypertension.
Findley PA, Shen C, Sambamoorthi U.
Health Soc Work. 2011;36(2):109-119.


Assessing the risk of lower extremity amputations using an administrative data-based foot risk index in elderly patients with diabetes.
Helmer D, Tseng CL, Wrobel J, Tiwari A, Rajan M, Pogach L, Sambamoorthi U, Feinglass J.
J Diabetes. 2011;3(3):248-255.


A national study of out-of-pocket expenditures for mammography screening.
Lemasters TJ, Sambamoorthi U.
J Womens Health (Larchmt). 2011;20(12):1775-1783.

PMC3236989.

Economic impact of a Medicaid Population Health Management Program.
Rust G, Strothers H, Miller WJ, McLaren S, Moore B, Sambamoorthi U.
Popul Health Manag. 2011;

PMC3186702.

Multimorbidity and depression treatment.
Vyas A, Sambamoorthi U.
Gen Hosp Psychiatry. 2011;33(3):238-245.


Antidepressant use, depression, lifestyle factors, and new-onset diabetes.
Wilkins TL, Sambamoorthi U.
Int Clin Psychopharmacol. 2011;26(3):159-168.


Excess mortality associated with mental illness and substance use disorders among veteran clinic users with spinal cord injury.
Findley PA, Banerjea R, Sambamoorthi U.
Disabil Rehabil. 2010;


Experimental evidence of welfare reform impact on clinical anxiety and depression levels among poor women.
Jagannathan R, Camasso MJ, Sambamoorthi U.
Soc Sci Med. 2010;71(1):152-160.


A prospective study of persistence in the prediction of smoking cessation outcome: results from a randomized clinical trial.
Kalman D, Hoskinson R, Sambamoorthi U, Garvey AJ.
Addict Behav. 2010;35(2):179-182.

PMC2823083.

Depression treatment patterns among women veterans with cardiovascular conditions or diabetes.
Sambamoorthi U, Shen C, Findley PA, Frayne S, Banerjea R.
World Psychiatry. 2010;9(3):177-182.

PMC2948721.

Organization of care and diagnosed depression among women veterans.
Sambamoorthi U, Bean-Mayberry B, Findley PA, Yano EM, Banerjea R.
Am J Manag Care. 2010;16(9):657-665.


Depressive disorders among cohorts of women veterans with diabetes, heart disease, and hypertension.
Shen C, Findley PA, Banerjea R, Sambamoorthi U.
J Womens Health (Larchmt). 2010;19(8):1475-1486.


Mental illness and substance use disorders among women veterans with diabetes.
Banerjea R, Pogach LM, Smelson D, Sambamoorthi U.
Womens Health Issues. 2009;19(6):446-456.


Co-occurring medical and mental illness and substance use disorders among veteran clinic users with spinal cord injury patients with complexities.
Banerjea R, Findley PA, Smith B, Findley T, Sambamoorthi U.
Spinal Cord. 2009;47(11):789-795.


Preventive health services and lifestyle practices in cancer survivors: a population health investigation.
Findley PA, Sambamoorthi U.
J Cancer Surviv. 2009;3(1):43-58.


Health care expenditures of living with a disability: total expenditures, out-of-pocket expenses, and burden, 1996 to 2004.
Mitra S, Findley PA, Sambamoorthi U.
Arch Phys Med Rehabil. 2009;90(9):1532-1540.


Obesity and expenditures among elderly Veterans Health Administration users with diabetes.
Shen Y, Sambamoorthi U, Rajan M, Miller D, Banerjea R, Pogach L.
Popul Health Manag. 2009;12(5):255-264.


Expenditures in mental illness and substance use disorders among veteran clinic users with diabetes.
Banerjea R, Sambamoorthi U, Smelson D, Pogach LM.
J Behav Health Serv Res. 2008;35(3):290-303.


Disparities in preventive care by body mass index categories among women.
Banerjea R, Findley PA, Sambamoorthi U.
Women Health. 2008;47(4):1-17.


Risk of stroke, heart attack, and diabetes complications among veterans with spinal cord injury.
Banerjea R, Sambamoorthi U, Weaver F, Maney M, Pogach LM, Findley T.
Arch Phys Med Rehabil. 2008;89(8):1448-1453.


Prevalence of chronic illness in pregnancy, access to care, and health care costs: implications for interconception care.
Chatterjee S, Kotelchuck M, Sambamoorthi U.
Womens Health Issues. 2008;18(6 Suppl):S107-S116.


Individualized, non-age-based glycemic control in elderly veterans with diabetes.
Helmer DA, Sambamoorthi U, Rajan M, Tseng CL, Pogach LM.
Diabetes Care. 2008;31(4):728-731.


Opting out of an integrated healthcare system: dual-system use is associated with poorer glycemic control in veterans with diabetes.
Helmer DA, Sambamoorthi U, Shen Y, Tseng CL, Rajan M, Tiwari A, Maney M, Pogach L.
Prim Care Diabetes. 2008;2(2):73-80.


The prevalence and persistence of sliding scale insulin use among newly admitted elderly nursing home residents with diabetes mellitus.
Pandya N, Thompson S, Sambamoorthi U.
J Am Med Dir Assoc. 2008;9(9):663-669.


Co-occurring mental illness and health care utilization and expenditures in adults with obesity and chronic physical illness.
Shen C, Sambamoorthi U, Rust G.
Dis Manag. 2008;11(3):153-160.


Guideline-consistent antidepressant treatment patterns among veterans with diabetes and major depressive disorder.
Tiwari A, Rajan M, Miller D, Pogach L, Olfson M, Sambamoorthi U.
Psychiatr Serv. 2008;59(10):1139-1147.


Antidepressant treatment and adherence to combination antiretroviral therapy among patients with AIDS and diagnosed depression.
Walkup J, Wei W, Sambamoorthi U, Crystal S.
Psychiatr Q. 2008;79(1):43-53.

PMC2882936.

Chronic illness with complexities: mental illness and substance use among Veteran clinic users with diabetes.
Banerjea R, Sambamoorthi U, Smelson D, Pogach LM.
Am J Drug Alcohol Abuse. 2007;33(6):807-821.


The relationship between organizational factors and resident satisfaction with nursing home care and life.
Lucas JA, Levin CA, Lowe TJ, Robertson B, Akincigil A, Sambamoorthi U, Bilder S, Paek EK, Crystal S.
J Aging Soc Policy. 2007;19(2):125-151.


Chronic illness with complexity: implications for performance measurement of optimal glycemic control.
Meduru P, Helmer D, Rajan M, Tseng CL, Pogach L, Sambamoorthi U.
J Gen Intern Med. 2007;22 Suppl 3:408-418.

PMC2150612.

The association between mental health functioning and nontraumatic lower extremity amputations in veterans with diabetes.
Tseng CL, Sambamoorthi U, Helmer D, Tiwari A, Rosen AK, Rajan M, Pogach L.
Gen Hosp Psychiatry. 2007;29(6):537-546.


Initial nontraumatic lower-extremity amputations among veterans with diabetes.
Sambamoorthi U, Tseng CL, Rajan M, Anjali T, Findley PA, Pogach L.
Med Care. 2006;44(8):779-787.

PMC1805463.

Diabetes and depression care among medicaid beneficiaries.
Sambamoorthi U, Olfson M, Wei W, Crystal S.
J Health Care Poor Underserved. 2006;17(1):141-161.


Are there gender differences in diabetes care among elderly Medicare enrolled veterans?
Tseng CL, Sambamoorthi U, Rajan M, Tiwari A, Frayne S, Findley PA, Pogach L.
J Gen Intern Med. 2006;21 Suppl 3:S47-S53.

PMC1513166.

Diabetes care among veteran women with disability.
Tseng CL, Sambamoorthi U, Tiwari A, Rajan M, Findley PA, Pogach L.
Womens Health Issues. 2006;16(6):361-371.

PMC1950593.

Disability and receipt of clinical preventive services among women.
Wei W, Findley PA, Sambamoorthi U.
Womens Health Issues. 2006;16(6):286-296.

PMC1937503.

Who are the elderly who never receive influenza immunization?
Sambamoorthi U, Findley PA.
Prev Med. 2005;40(4):469-478.


National trends in out-of-pocket prescription drug spending among elderly medicare beneficiaries.
Sambamoorthi U, Akincigil A, Wei W, Crystal S.
Expert Rev Pharmacoecon Outcomes Res. 2005;5(3):297-315.


Mental illness, traumatic brain injury, and medicaid expenditures.
Wei W, Sambamoorthi U, Crystal S, Findley PA.
Arch Phys Med Rehabil. 2005;86(5):905-911.

PMC1805461.

Use of psychotherapy for depression in older adults.
Wei W, Sambamoorthi U, Olfson M, Walkup JT, Crystal S.
Am J Psychiatry. 2005;162(4):711-717.

PMC2921918.

Use of antipsychotic medications among HIV-infected individuals with schizophrenia.
Bagchi A, Sambamoorthi U, McSpiritt E, Yanos P, Walkup J, Crystal S.
Schizophr Res. 2004;71(2-3):435-444.


Employment and disability: evidence from the 1996 medical expenditures panel survey.
Findley PA, Sambamoorthi U.
J Occup Rehabil. 2004;14(1):1-11.

PMC1805460.

Mental illness and length of inpatient stay for medicaid recipients with AIDS.
Hoover DR, Sambamoorthi U, Walkup JT, Crystal S.
Health Serv Res. 2004;39(5):1319-1339.

PMC1361072.

Use of newer antiretroviral treatments among HIV-infected medicaid beneficiaries with serious mental illness.
Walkup JT, Sambamoorthi U, Crystal S.
J Clin Psychiatry. 2004;65(9):1180-1189.


Sensitivity of an AIDS case-finding algorithm: who are we missing?
Walkup JT, Wei W, Sambamoorthi U, Crystal S.
Med Care. 2004;42(8):756-763.


The diverse older HIV-positive population: a national profile of economic circumstances, social support, and quality of life.
Crystal S, Akincigil A, Sambamoorthi U, Wenger N, Fleishman JA, Zingmond DS, Hays RD, Bozzette SA, Shapiro MF.
J Acquir Immune Defic Syndr. 2003;33 Suppl 2:S76-S83.


Diagnosis and treatment of depression in the elderly medicare population: predictors, disparities, and trends.
Crystal S, Sambamoorthi U, Walkup JT, Akincigil A.
J Am Geriatr Soc. 2003;51(12):1718-1728.

PMC2486833.

Total and out-of-pocket expenditures for prescription drugs among older persons.
Sambamoorthi U, Shea D, Crystal S.
Gerontologist. 2003;43(3):345-359.


Racial, ethnic, socioeconomic, and access disparities in the use of preventive services among women.
Sambamoorthi U, McAlpine DD.
Prev Med. 2003;37(5):475-484.


Diffusion of new generation antidepressant treatment among elderly diagnosed with depression.
Sambamoorthi U, Olfson M, Walkup JT, Crystal S.
Med Care. 2003;41(1):180-194.


Ante- and postpartum substance abuse treatment and antiretroviral therapy among HIV-infected women on Medicaid.
Warner LA, Wei W, McSpiritt E, Sambamoorthi U, Crystal S.
J Am Med Womens Assoc. 2003;58(3):143-153.


Medical expenditures during the last year of life: findings from the 1992-1996 Medicare current beneficiary survey.
Hoover DR, Crystal S, Kumar R, Sambamoorthi U, Cantor JC.
Health Serv Res. 2002;37(6):1625-1642.

PMC1464043.

Zidovudine use during pregnancy among HIV-infected women on Medicaid.
Sambamoorthi U, Akincigil A, McSpiritt E, Crystal S.
J Acquir Immune Defic Syndr. 2002;30(4):429-439.


Initiation and continuation of newer antiretroviral treatments among medicaid recipients with AIDS.
Crystal S, Sambamoorthi U, Moynihan PJ, McSpiritt E.
J Gen Intern Med. 2001;16(12):850-859.

PMC1495297.

Use of protease inhibitors and non-nucleoside reverse transcriptase inhibitors among Medicaid beneficiaries with AIDS.
Sambamoorthi U, Moynihan PJ, McSpiritt E, Crystal S.
Am J Public Health. 2001;91(9):1474-1481.

PMC1446807.

Dually eligible individuals with AIDS: characteristics and health services use.
Sambamoorthi U, Collins S, Crystal S.
J Health Soc Policy. 2001;14(1):19-35.


Incidence and consistency of antiretroviral use among HIV-infected medicaid beneficiaries with schizophrenia.
Walkup J, Sambamoorthi U, Crystal S.
J Clin Psychiatry. 2001;62(3):174-178.


Circumstances at HIV diagnosis and progression of disease in older HIV-infected Americans.
Zingmond DS, Wenger NS, Crystal S, Joyce GF, Liu H, Sambamoorthi U, Lillard LA, Leibowitz AA, Shapiro MF, Bozzette SA.
Am J Public Health. 2001;91(7):1117-1120.

PMC1446706.

Out-of-pocket health care costs among older Americans.
Crystal S, Johnson RW, Harman J, Sambamoorthi U, Kumar R.
J Gerontol B Psychol Sci Soc Sci. 2000;55(1):S51-S62.


Drug abuse, methadone treatment, and health services use among injection drug users with AIDS.
Sambamoorthi U, Warner LA, Crystal S, Walkup J.
Drug Alcohol Depend. 2000;60(1):77-89.


Antidepressant treatment and health services utilization among HIV-infected medicaid patients diagnosed with depression.
Sambamoorthi U, Walkup J, Olfson M, Crystal S.
J Gen Intern Med. 2000;15(5):311-320.

PMC1495453.

Racial differences in end-of-life care for patients with AIDS.
Sambamoorthi U, Walkup J, McSpiritt E, Warner L, Castle N, Crystal S.
AIDS Public Policy J. 2000;15(3-4):136-148.


Incidence and duration of hospitalizations among persons with AIDS: an event history approach.
Crystal S, Lo Sasso AT, Sambamoorthi U.
Health Serv Res. 1999;33(6):1611-1638.

PMC1070339.

Gender differences in pension wealth: estimates using provider data.
Johnson RW, Sambamoorthi U, Crystal S.
Gerontologist. 1999;39(3):320-333.


Home-care use and expenditures among Medicaid beneficiaries with AIDS.
Sambamoorthi U, Collins SR, Crystal S, Walkup J.
Health Care Financ Rev. 1999;20(4):161-177.


Characteristics of persons with mental retardation and HIV/AIDS infection in a statewide Medicaid population.
Walkup J, Sambamoorthi U, Crystal S.
Am J Ment Retard. 1999;104(4):356-363.


Schizophrenia and major affective disorder among Medicaid recipients with HIV/AIDS in New Jersey.
Walkup J, Crystal S, Sambamoorthi U.
Am J Public Health. 1999;89(7):1101-1103.

PMC1508849.

Functional impairment trajectories among persons with HIV disease: a hierarchical linear models approach.
Crystal S, Sambamoorthi U.
Health Serv Res. 1996;31(4):469-488.

PMC1070132.

The diffusion of innovation in AIDS treatment: zidovudine use in two New Jersey cohorts.
Crystal S, Sambamoorthi U, Merzel C.
Health Serv Res. 1995;30(4):593-614.

PMC107007.

New Jersey's Medicaid waiver for acquired immunodeficiency syndrome.
Merzel C, Crystal S, Sambamoorthi U, Karus D, Kurland C.
Health Care Financ Rev. 1992;13(3):27-44.


Prenatal marijuana use and neonatal outcome.
Day N, Sambamoorthi U, Taylor P, Richardson G, Robles N, Jhon Y, Scher M, Stoffer D, Cornelius M, Jasperse D.
Neurotoxicol Teratol. 1991;13(3):329-334.


Effect of prenatal alcohol exposure on growth and morphology of offspring at 8 months of age.
Day NL, Richardson G, Robles N, Sambamoorthi U, Taylor P, Scher M, Stoffer D, Jasperse D, Cornelius M.
Pediatrics. 1990;85(5):748-752.


Prenatal exposure to alcohol: effect on infant growth and morphologic characteristics.
Day NL, Jasperse D, Richardson G, Robles N, Sambamoorthi U, Taylor P, Scher M, Stoffer D, Cornelius M.
Pediatrics. 1989;84(3):536-541.