Related by context. Frequent words. (Click for all words.) 77 epidemiological studies 75 observational studies 69 epidemiologic 68 longitudinal studies 68 meta analysis 67 randomized controlled trials 65 randomized trials 65 meta analyzes 64 placebo controlled trials 63 epidemiological 63 studies 63 randomized clinical trials 62 RCTs 61 observational study 60 prospective cohort 59 inverse association 57 vitro studies 57 randomized clinical 57 longitudinal study 57 study 56 generalizability 56 calcium supplementation 56 substudy 56 NHANES 55 randomized controlled trial 55 Conclusions 55 antioxidant supplements 55 biologically plausible 55 dietary intake 54 multicenter study 54 randomized controlled clinical 54 multicenter 54 multicentre 53 serum cholesterol 53 myocardial infarctions 53 dietary patterns 53 folic acid supplementation 53 NEJM 53 etiologies 52 authors conclude 52 metabolic abnormalities 52 Cochrane Database 52 aetiology 52 asthma exacerbations 52 confounders 52 sociodemographic 52 generalizable 52 atopy 51 genotypic 51 serum concentrations 51 Lp PLA2 51 cardiometabolic risk 51 cardiovascular mortality 51 prospective randomized 51 comorbidity 51 randomized controlled 51 researchers 51 biochemical markers 51 vitamin D deficiency 51 randomized placebo controlled 51 cardiovascular morbidity 51 intracerebral hemorrhage 50 peer reviewed literature 50 #:#-# [035] 50 Health HSPH 50 causal link 50 congenital malformations 50 serological 50 vitamin D supplementation 50 NAFLD 50 comorbid conditions 50 vertebral fracture 50 Nutrition Examination Survey NHANES 50 left ventricular dysfunction 50 multivariate analysis 50 subclinical 50 antihypertensive drugs 50 coronary artery calcium 50 postoperative complications 50 nesiritide 50 Cochrane Collaboration 50 statistically significant 50 diabetes mellitus 49 polymorphisms 49 genetic variants 49 nonsignificant 49 chronic pancreatitis 49 colorectal tumors 49 #:#-# [029] 49 prenatal exposure 49 peer reviewed 49 FDG PET 49 modifiable risk 49 Pharmacokinetic 49 vitamin D intake 49 confounding factors 49 thromboembolism 49 gene variants 49 statistical analyzes 49 placebo controlled 49 HRQOL