Contreras, Richard

Health care use and serious infection prevalence associated with penicillin “allergy” in hospitalized patients: A cohort study.

Macy, E., & Contreras, R. (2014) · Journal of Allergy and Clinical Immunology

Antibiotic Use and ResistancePharmacovigilance and Adverse Drug Reactions

Cited by 829

Trends in the prevalence of preexisting diabetes and gestational diabetes mellitus among a racially/ethnically diverse population of pregnant women, 1999–2005

Lawrence, J. M., Contreras, R., Chen, W., & Sacks, D. A. (2008) · Diabetes Care

Gestational Diabetes Research and ManagementDiabetes, Cardiovascular Risks, and Lipoproteins

Cited by 658

Adverse reactions associated with oral and parenteral use of cephalosporins: a retrospective population-based analysis.

Macy, E., & Contreras, R. (2015) · Journal of Allergy and Clinical Immunology

Pharmacovigilance and Adverse Drug ReactionsDrug-Induced Adverse Reactions

Cited by 153

Race and Ethnicity Data Quality and Imputation Using U.S. Census Data in an Integrated Health System: The Kaiser Permanente Southern California Experience

Derose, S. F., Contreras, R., Coleman, K. J., Koebnick, C., & Jacobsen, S. J. (2013) · Medical Care Research and Review

Medical Coding and Health InformationData Quality and Management

Cited by 102

Seeking healthcare for pelvic floor disorders: a population-based study

Morrill, M., Lukacz, E. S., Lawrence, J. M., Nager, C. W., Contreras, R., & Luber, K. M. (2007) · American Journal of Obstetrics and Gynecology

Pelvic floor disorders treatmentsUrinary Bladder and Prostate Research

Cited by 88