Related by context. Frequent words. (Click for all words.) 85 randomized trials 82 randomized controlled trials 76 meta analyzes 72 randomized clinical 71 observational studies 70 meta analysis 70 randomized controlled 69 randomized controlled trial 67 prospective randomized 66 multicenter 66 randomized placebo controlled 66 clinical trials 65 placebo controlled 65 epidemiological studies 64 multicenter study 64 clinical trial 62 observational study 62 Phase III trials 62 statin therapy 62 randomized 60 statins 59 rosuvastatin 59 double blind placebo 59 efficacy 59 postmenopausal women 59 Clinical trials 58 rivaroxaban 58 blind randomized 58 hypertensive patients 58 statin 58 Phase IIb trial 58 dose escalation 58 randomized double 57 prospective cohort 57 studies 57 celecoxib 57 drug eluting stents 57 tolerability 56 pioglitazone 56 dosing regimens 56 rosiglitazone 56 monotherapy 56 blind randomized placebo 56 DSMB 56 clinically meaningful 56 mg dose 55 adjuvant therapy 55 tolerability profile 55 anastrozole 54 premenopausal women 54 inhaled corticosteroids 54 adjuvant chemotherapy 54 post hoc 54 Phase IIb 54 letrozole 54 allopurinol 54 sunitinib 54 vertebroplasty 54 Phase 2b 53 blind placebo controlled 53 pharmacodynamic 53 randomized Phase 53 pharmacokinetic 53 pre menopausal 53 non inferiority 53 tamoxifen 53 ACCORD 53 Phase 2b clinical 53 sirolimus 53 clopidogrel 53 preclinical studies 53 Phase III clinical trials 52 postmenopausal 52 clinical 52 fenofibrate 52 Phase III clinical 52 statistical significance 52 TAXUS 52 ezetimibe 52 sorafenib 52 tumor shrinkage 52 aprotinin 52 valproate 52 pegylated interferon 52 NSAID 52 clinically relevant 51 post menopausal 51 NEJM 51 NSAIDs 51 donepezil 51 longitudinal study 51 Phase 1b 51 heartwire 51 acute ischemic stroke 51 hormonal therapy 51 statin drugs 51 chemotherapy regimens 51 raloxifene 51 Phase IIa 51 bisphosphonate 51 bevacizumab