Related by context. Frequent words. (Click for all words.) 74 prospective cohort 71 prospective observational 70 multicenter study 69 substudy 66 randomized controlled trial 65 observational study 64 randomized clinical 63 multicentre 63 longitudinal study 62 prospective randomized controlled 61 Atherosclerosis Risk 61 multicenter 61 placebo controlled clinical 61 retrospectively reviewed 61 meta analysis 60 Cohort Study 60 randomized controlled clinical 60 subgroup analyzes 60 Nationwide Inpatient Sample 59 randomized trials 59 End Results SEER 59 METHODS 59 univariate 59 Arch Intern Med 58 prospective randomized 58 randomized controlled clinical trials 58 epidemiologic studies 58 randomized controlled 58 randomized placebo controlled 58 randomized 58 SWOG 57 bariatric procedures 57 Gynecologic Oncology Group 57 multicenter clinical 57 blind randomized controlled 57 Surveillance Epidemiology 57 randomized controlled trials 57 placebo controlled trials 57 comorbidity 57 longitudinal studies 57 coronary revascularization 57 randomized Phase III 56 HSCT 56 renal transplantation 56 lipid lowering therapy 56 breast carcinoma 56 carotid artery stenting 56 SYNTAX 56 RTOG 56 generalizability 56 multicenter randomized 56 malignant pleural mesothelioma 56 placebo controlled studies 56 multivariate analysis 56 neoadjuvant 56 study 56 epidemiologic 55 observational studies 55 EORTC 55 #:#-# [031] 55 perinatal mortality 55 RCTs 55 randomized clinical trials 55 Thrombolysis 55 J Clin Oncol 55 ALLHAT 55 myocardial infarction MI 55 Myocardial Infarction 55 chemoradiotherapy 55 FDG PET 55 blind placebo controlled 54 vertebral fracture 54 placebo controlled clinical trials 54 colectomy 54 HealthCore 54 immunohistochemical 54 screening colonoscopy 54 premenopausal 54 histopathological 54 NSABP 54 Multicenter 54 #:#-# [029] 54 multicenter randomized double 54 Renal Data 54 postmenopausal women 54 Randomized Controlled Trial 54 Acute Myocardial Infarction 54 univariate analysis 54 placebo controlled 54 logistic regression 54 nomogram 54 Phase III randomized 54 MetS 54 stable angina 54 prospectively 53 Longitudinal Study 53 neoadjuvant chemotherapy 53 PRECiSE 53 cohort 53 blinded placebo controlled 53 randomized double