Related by context. Frequent words. (Click for all words.) 83 randomized placebo controlled 83 prospective randomized 83 randomized clinical 81 placebo controlled 80 multicenter 79 randomized controlled trial 79 randomized double 77 randomized 76 double blind placebo 75 blind randomized 75 blind randomized placebo 72 blind placebo controlled 71 multicenter study 70 randomized controlled trials 70 randomized clinical trials 69 randomized trials 68 clinical trial 67 observational study 66 Phase 2b study 65 dose escalation study 64 Phase III clinical 64 prospective cohort 64 Phase 2a clinical 64 Phase IIb trial 63 randomized Phase 62 dose escalation 62 pivotal Phase III 62 Phase 2b clinical 62 pivotal Phase 61 Phase IIb 61 non inferiority 61 meta analysis 61 Phase IIa 60 Phase III 60 Phase Ib 60 Phase 1b 59 Phase IIa trial 59 Phase IIb clinical 59 observational studies 59 Phase 2a 58 RCTs 58 tolerability 58 Phase 2b 57 clinical trials 57 Phase IIa clinical 57 monotherapy 57 post hoc 57 efficacy 57 Phase III trials 56 acute ischemic stroke 56 primary endpoint 56 meta analyzes 55 safety tolerability 55 rosuvastatin 55 ACTEMRA 55 pharmacodynamics 55 postmenopausal women 55 dosing regimens 55 sunitinib 55 mg dose 54 pharmacokinetic 54 DSMB 54 evaluable patients 53 bevacizumab 53 Phase III clinical trials 53 CYPHER R Stent 53 LEVADEX 53 relapsing remitting multiple sclerosis 52 Phase II 52 investigational drug 52 primary efficacy endpoint 52 clinically meaningful 52 dose regimen 52 secondary endpoint 52 hypertensive patients 52 allopurinol 52 pioglitazone 52 secondary endpoints 52 relapsing remitting MS 52 rivaroxaban 52 ACCORD 52 primary endpoints 51 placebo 51 Clinical trials 51 statin therapy 51 longitudinal study 51 tolerability profile 51 ofatumumab 51 randomly assigned 51 PRX # 51 pharmacodynamic 51 premenopausal women 51 pre menopausal 51 Clinical Study 51 RG# [001] 51 statistically significant 51 sorafenib 51 statistically significant reduction 51 pharmacokinetics 51 Efficacy 50 gemcitabine