Related by context. Frequent words. (Click for all words.) 54 Observational studies 53 CATIE 51 ACRIN 51 Molecular Cancer 50 subanalysis 50 Pharmacokinetic 50 longitudinal studies 50 neuroimaging studies 50 subgroup analyzes 50 substudy 50 Meta Analysis 50 ALLHAT 49 CROI 49 EORTC 49 Substance Use 49 Gastric Cancer 48 Epidemiological studies 48 meta analyzes 48 placebo controlled studies 48 Antihypertensive 48 neuropsychiatric symptoms 48 NHANES III 48 Systematic Review 48 Venous Thromboembolism 48 SABCS 48 epidemiological studies 48 SWOG 48 genetic polymorphisms 48 chromosomal regions 47 Childhood Asthma 47 Postmenopausal Women 47 univariate 47 epidemiologic studies 47 placebo controlled trials 47 Racial Disparities 47 prognostic significance 47 retrospective cohort study 47 AREDS 47 Epidemiological 47 Medical Expenditure Panel 47 Epidemiologic 47 sociodemographic 47 serum vitamin D 47 vitro experiments 46 Radiation Therapy Oncology 46 multivariate analyzes 46 Hakonarson 46 Randomized controlled 46 NSABP 46 #:#-# [035] 46 Rosuvastatin 46 generalizability 46 randomized controlled clinical trials 46 epidemiologic 46 Toxicological 45 randomized trials 45 CYP#C# [001] 45 MADIT CRT 45 T2DM 45 Preclinical Data 45 Affective Disorders 45 thrombophilia 45 COPAXONE R 45 cardiovascular mortality 45 observational studies 44 AIDS Clinical Trials 44 J Clin Oncol 44 genotypic 44 journal Psychosomatic Medicine 44 Acute Coronary Syndromes 44 Preterm Birth 44 HNPCC 44 meta analysis 44 NCCAM 44 Alcoholism Clinical 44 nonrandomized 44 placebo controlled clinical 44 Ischemic 44 NHANES 44 pharmacological interventions 44 potentially modifiable 44 Atherosclerosis Risk 44 phylogenetic analysis 44 Findings 43 prospective observational 43 #q# [001] 43 comorbidity 43 Alcohol Dependence 43 Analgesia 43 enzastaurin 43 FoodNet 43 FDG PET 43 SYNTAX 43 Conclusions 43 lipid lowering therapy 43 NEJM 43 OBJECTIVES 43 Multicenter 43 Patient Registry 43 Clinical Cardiology 43 HbA 1c