Related by context. Frequent words. (Click for all words.) 72 Nutrition Examination Survey NHANES 71 Nutrition Examination Survey 66 NHANES 60 Factor Surveillance 60 Behavioral Risk 59 Current Population Survey 59 National Longitudinal Study 57 longitudinal study 55 Household Survey 54 Longitudinal Study 54 Professionals Follow 52 prospective cohort 52 Cancer Registry 52 Surveillance Epidemiology 49 random sample 49 Longitudinal 48 observational study 48 epidemiological studies 48 Epidemiology 48 Arch Gen Psychiatry 47 postmenopausal women 47 epidemiologic studies 47 meta analysis 47 Sample Survey 46 Youth Risk Behavior 46 multicenter study 46 epidemiological 46 Adolescent Health 46 Framingham Heart 46 Arch Intern Med 45 socio demographic 45 National Institutes 45 Aging NIA 45 extrapolated 44 Survey 44 Mental Health NIMH 44 epidemiologic 44 demographic characteristics 44 censuses 43 observational studies 43 Demographic 43 Census Bureau 43 longitudinal studies 43 dietary intake 43 study 43 colorectal cancer screening 43 CDHPs 42 Eurobarometer survey 42 HRAs 42 Health Initiative WHI 42 comorbidity 42 Hispanic whites 42 Cochrane Database 42 Kidney Diseases 42 EBRI 42 genotyped 42 Prevalence 42 index BMI 42 randomized clinical 42 AHRQ 42 serum samples 42 dataset 42 HIV diagnoses 42 Other Communication Disorders 41 Health Sciences NIEHS 41 #:#-# [029] 41 #:#-# [023] 41 Clinical Psychiatry 41 pre menopausal 41 Compensation Survey 41 Cancer Institute 41 randomized controlled trials 41 randomized controlled trial 41 Mortgage Disclosure 41 postmenopausal 41 covariates 41 CDC Morbidity 41 Census 41 Medicare enrollees 40 Gallup Healthways Well 40 American Geriatrics Society 40 subsample 40 prevalence 40 Quality AHRQ 40 placebo controlled trials 40 influenza vaccination 40 journal Obesity 40 aspirin therapy 40 Statistics 40 RCTs 40 randomized clinical trials 40 American Sociological Review 40 HapMap 40 census 40 randomly selected 40 Chronic Disease Prevention 40 meta analyzes 40 Kelton Research 40 CDHP 40 comorbidities 39 PHRs