Related by context. Frequent words. (Click for all words.) 61 Longitudinal Study 61 prospective observational 60 National Longitudinal Survey 59 cognitively normal 58 substudy 58 ADNI 57 Atherosclerosis Risk 57 longitudinal studies 57 retrospective cohort study 56 Professionals Follow 56 cardiorespiratory fitness 55 NHANES 55 multicenter study 55 Framingham Heart 55 prospective cohort 54 National Longitudinal Study 54 premenopausal 54 Medical Expenditure Panel 54 Health Initiative WHI 54 Longitudinal 54 longitudinal study 54 England Centenarian Study 53 nondiabetic 53 Prospective Investigation 53 Cohort Study 53 Nutrition Examination Survey NHANES 52 Interview Survey 52 telomere length 52 placebo controlled clinical trials 51 telomere shortening 51 liver transplant recipients 51 brain shrinkage 51 serum samples 51 placebo controlled trials 51 Gynecologic Oncology Group 50 Multicenter 50 estimated glomerular filtration 50 amnestic mild cognitive impairment 50 Arch Intern Med 50 premenopausal women 50 Biopsies 50 Medicine BUSM 50 Eye Disease 50 hydroxyvitamin D 50 remyelination 50 placebo controlled clinical 50 Surveillance Epidemiology 50 AREDS 50 randomized controlled clinical 50 randomized clinical 49 gene expression profiles 49 #:#-# [033] 49 Nationwide Inpatient Sample 49 Mild Cognitive Impairment 49 placebo controlled studies 49 Applied Physiology 49 knee OA 49 #:#-# [023] 49 colorectal adenomas 49 End Results SEER 49 folate intake 49 Prostate Specific Antigen PSA 49 postmenopausal 49 genetic polymorphisms 49 Aging NIA 49 postmenopausal women 49 observational study 49 journal Psychosomatic Medicine 49 randomized controlled clinical trials 49 HCV infected 48 antigen PSA 48 Arteriosclerosis Thrombosis 48 METHODS 48 oophorectomy 48 Clinical Endocrinology & 48 pharmacodynamic effects 48 ± SD 48 LUTS 48 MetS 48 digital rectal examination 48 fMRI scans 48 androgen deprivation 48 multivariate analyzes 48 multicenter randomized double 48 sociodemographic 48 pre menopausal 48 Kidney Diseases NIDDK 48 HRQOL 48 retrospectively reviewed 48 fasting insulin 48 Human Development NICHD 47 blinded placebo controlled 47 NSABP 47 placebo controlled Phase 47 Molecular Cancer 47 thyroid dysfunction 47 HSCT 47 biochemical markers 47 Postmenopausal Women 47 RRMS patients 47 cohort