Related by context. Frequent words. (Click for all words.) 72 multicenter study 72 multicentre 69 retrospective cohort study 69 prospective observational 67 multicenter 67 randomized controlled 65 EORTC 65 prospective randomized 64 randomized controlled trial 64 randomized clinical 63 multicenter clinical 63 substudy 63 randomized controlled clinical trials 63 prospective randomized controlled 62 placebo controlled clinical 62 prospective cohort 62 multicenter randomized 61 Phase III randomized 61 blind randomized 61 randomized controlled clinical 61 randomized placebo controlled 61 randomized Phase III 61 placebo controlled trials 60 phase IIa 60 randomized trials 60 multicenter randomized double 60 blind randomized controlled 60 placebo controlled 60 placebo controlled randomized 59 clinical trial 59 label multicenter 59 randomized 59 randomized double 58 Phase IIa trial 58 observational study 57 blinded placebo controlled 57 active comparator 57 placebo controlled studies 57 chemoradiotherapy 57 double blinded placebo 57 dabigatran etexilate 57 Phase IIb trial 56 subgroup analyzes 56 Cooperative Oncology 56 SWOG 56 RTOG 56 phase IIb 56 blind randomized placebo 56 dose escalation trial 56 Phase 2b trial 56 blind placebo controlled 55 double blind placebo 55 TRITON TIMI 55 randomized controlled trials 55 Torisel 55 PRECiSE 55 randomized clinical trials 55 NSABP 55 meta analysis 54 noninferiority 54 tocilizumab 54 renal transplantation 54 Phase 1b clinical 54 epidemiologic studies 54 Acute Myocardial Infarction 54 coronary revascularization 54 clinical trials 54 Phase 2b study 54 League Against Rheumatism 54 Phase 2a trial 54 Amrubicin 54 Pivotal Trial 54 Cardiology ESC 54 TORISEL 54 Diamyd ® 54 RCTs 54 IV melanoma 53 study 53 neoadjuvant 53 glatiramer acetate 53 carotid artery stenting 53 pharmacokinetic studies 53 rosuvastatin 53 IIa clinical trial 53 Phase 2a clinical 53 Phase 1b trial 53 PFO closure 53 Phase III pivotal 53 Phase III clinical 53 Phase IIb 53 Myocardial Infarction 53 Atherosclerosis Risk 53 methylnaltrexone 53 Phase 2b clinical 53 Phase IIa 53 nab paclitaxel 52 enalapril 52 CYPHER ® Stent 52 Phase III 52 phase 2a 52 adalimumab