Related by context. Frequent words. (Click for all words.) 71 Randomized controlled 66 prospective randomized controlled 64 randomized controlled clinical 63 randomized clinical 63 placebo controlled clinical 63 prospective randomized 62 randomized controlled 61 multicenter randomized 61 randomized controlled clinical trials 61 multicenter clinical 61 multicentre 60 randomized clinical trials 60 randomized Phase III 60 prospective multicenter 60 blind randomized controlled 60 multicenter 60 randomized controlled trial 59 placebo controlled randomized 59 phase IIb clinical 59 blinded placebo controlled 58 randomized controlled trials 58 RTOG 58 randomized 58 RCTs 58 prospective observational 57 randomized trials 57 blind randomized 57 placebo controlled trials 57 Phase III randomized 57 pharmacoeconomic 57 prospective cohort 57 subanalysis 56 placebo controlled clinical trials 56 neoadjuvant 56 phase IIa 56 SPIRIT IV 56 SWOG 55 placebo controlled studies 55 randomized placebo controlled 55 placebo controlled 55 noninferiority 55 Phase Ib clinical 55 lipid lowering therapy 55 active comparator 55 generalizability 55 placebo controlled Phase 55 Multicenter 55 retrospective cohort study 55 Phase 1b clinical 55 subgroup analyzes 54 clinical 54 label multicenter 54 EORTC 54 multicenter study 54 RRMS patients 54 chemoradiotherapy 54 substudy 54 pharmacodynamic effects 54 prespecified 54 double blinded placebo 53 carotid artery stenting 53 TARGIT 53 nonoperative 53 NSABP 53 meta analyzes 53 ALLHAT 53 nab paclitaxel 53 SPIRIT III 53 multicenter randomized double 53 TRITON TIMI 53 unblinding 53 patients undergoing percutaneous 53 unblinded 53 PRECiSE 53 phase IIb 52 Gynecologic Oncology Group 52 DCCT 52 Pharmacokinetic 52 HSCT 52 #mg/day [001] 52 dose regimens 52 senicapoc 52 randomisation 52 PRECISE 52 NLX P# 52 CYPHER ® Stent 51 PREZISTA r 51 immunohistochemical 51 KRN# 51 carotid stenting 51 heavily pretreated 51 bronchial thermoplasty 51 M6G 51 Traficet EN 51 atherothrombosis 51 Phase Ia 51 GLPG# 51 oncologic 51 clinical trial 51 Percutaneous Coronary Intervention 51 blind placebo controlled