Related by context. Frequent words. (Click for all words.) 44 NIHR 43 perinatal mortality 43 prospective observational 43 epidemiological 43 retrospective cohort study 42 medicolegal 42 Ethical Standards Command 42 multicentre 41 atherothrombosis 41 Cohort Study 41 Health Initiative WHI 40 cardio vascular diseases 40 Professionals Follow 40 colorectal adenomas 39 Prostate Cancer Prevention 39 Statens Serum Institut 39 prospective cohort 39 fake viagra impotence 39 Organised Crime Agency 39 Atherosclerosis Risk 38 Epidemiologic 38 NSABP 38 National Surgical Adjuvant 38 journal Epidemiology 38 Medical Research ICMR 38 lipid lowering drugs 38 conducted 38 longitudinal study 38 randomized controlled clinical trials 38 affective disorders 37 Observational studies 37 sociodemographic 37 Forensic examinations 37 MADIT CRT 37 ACRIN 37 Framingham Heart 37 conducting 37 investigations 37 neuropsychiatric symptoms 36 Special Investigations Branch 36 UK Biobank 36 Interphone study 36 multicenter study 36 Britain Serious Fraud 36 ODCE 36 NHANES III 36 undertaken 36 conduced 36 Epidemiology Unit 36 aetiology 36 Office SFIO 36 GWAS 36 Alzheimer Disease Neuroimaging Initiative 36 substudy 36 Alzheimer Disease Cooperative 35 Health HSPH 35 Cedars Sinai Heart 35 epidemiological studies 35 epidemiologic 35 Operation Wickenby 35 Prospective Investigation 35 Nationwide Inpatient Sample 35 Historical Enquiries Team 35 RCTs 35 Anti Corruption Unit 35 placebo controlled Phase 35 Salim Yusuf 35 phenotyping 34 Ambulatory Medical 34 multicenter 34 TRITON TIMI 34 SPIRIT IV 34 cardiovascular disease CVD 34 microbiology laboratory 34 foodborne outbreaks 34 AN INVESTIGATION 34 Cardiovascular Risk 34 Epidemiological 34 undergoing coronary artery 34 bmj.com today 34 Post mortems 34 INVESTIGATIONS 34 randomized controlled clinical 34 Police Integrity OPI 34 Ipsos MORI 34 clinical 34 Rosuvastatin 34 randomized clinical trials 34 Abdul Ghafar Sayedzada 33 Medical Expenditure Panel 33 randomized trials 33 thrombophilia 33 randomized controlled trial 33 liaising closely 33 nonrandomized 33 highly pathogenic H#N# avian 33 Unit SIU 33 Health Organisation PAHO 33 Chlamydia trachomatis 33 NOP World 33 study