Related by context. Frequent words. (Click for all words.) 78 randomized controlled trials 76 randomized trials 74 meta analyzes 72 placebo controlled trials 71 randomized clinical trials 68 subgroup analyzes 65 observational studies 65 meta analysis 63 randomized controlled trial 62 epidemiologic studies 61 nesiritide 60 generalizability 58 candesartan 58 randomized clinical 58 antihypertensive drugs 58 randomized controlled 58 antihypertensive medications 58 prespecified 57 lamotrigine 57 myocardial infarctions 57 NEJM 57 noninferiority 57 SAEs 57 randomized controlled clinical 56 adalimumab 56 longitudinal studies 56 calcium supplementation 56 stable angina 56 substudy 56 hypertensive patients 56 observational study 56 efficacy endpoints 55 sertraline 55 prospective cohort 55 inhaled steroids 55 pharmacological treatments 55 comorbid conditions 55 epidemiological studies 55 antidepressant therapy 55 ziprasidone 55 composite endpoint 55 Systematic Reviews 55 statin therapy 55 tocilizumab 55 retrospective cohort study 55 dose regimens 55 antioxidant supplements 55 randomized 55 postoperative complications 55 glucose lowering 55 teriparatide 55 tiotropium 55 multicenter study 54 tricyclic antidepressants 54 antiplatelet therapy 54 ClinicalTrials.gov 54 antiepileptic drugs 54 prospective randomized 54 bronchial thermoplasty 54 J Clin Oncol 54 inhaled corticosteroids 54 FDG PET 54 tamoxifen therapy 54 abatacept 54 peginterferon 54 adjuvant therapy 54 kidney transplant recipients 54 post hoc 54 vitamin D supplementation 54 multicentre 54 Clinical Psychiatry 53 randomisation 53 pre menopausal 53 chemoradiation 53 Cochrane Database 53 generation antipsychotics 53 bosentan 53 salmeterol 53 hepatotoxicity 53 covariates 53 Pharmacotherapy 53 aripiprazole 53 antithrombotic 53 clinical endpoints 53 spinal manipulation 53 fondaparinux 53 asthma exacerbations 53 cardiovascular morbidity 53 venlafaxine 53 azathioprine 52 anticoagulation therapy 52 unblinded 52 vertebral fracture 52 psychiatric diagnoses 52 dosing regimens 52 ticagrelor 52 affective disorders 52 comorbidity 52 placebo controlled 52 Secondary endpoints 52 unfractionated heparin