Related by context. Frequent words. (Click for all words.) 47 NEJM 46 RCTs 46 Clinical Infectious Diseases 45 journal Sleep 45 MMWR 45 Molecular Cancer 45 Cochrane Database 44 Systematic Reviews 44 journal Stroke 44 meta analysis 44 JAMA 44 Arch Intern Med 44 AHRQ 44 USPSTF 44 ECRI Institute 43 Fonarow 43 meta analyzes 43 American Geriatrics Society 42 Lancet Oncology 42 BMJ 42 Biological Psychiatry 42 UpToDate 42 Ann Intern Med 42 NCCAM 41 EurekAlert 41 Medicine NEJM 41 journal Lancet 41 JAMA. 41 Lancet Neurology 41 Science Translational Medicine 41 Headache Society 41 American Gastroenterological Association 40 J Clin Oncol 40 epidemiologic studies 40 N Engl J 40 NHS Choices 40 Pharmacotherapy 40 Gynecologists ACOG 40 Endocrine Society 40 randomized controlled trials 40 peer reviewed 40 journal Neurology 40 Pediatrics AAP 40 Neuropsychopharmacology 40 ACOG 39 Medicine IOM 39 Clinical Psychiatry 39 journal Circulation 39 MEDLINE 39 AASLD 39 journal Obesity 39 Cardiology ACC 39 randomized clinical trials 39 Mayo Clinic Proceedings 39 #:#-# [029] 39 Alcoholism Clinical & 39 Cochrane Library 39 #:#-# [035] 38 DASH diet 38 journal Human Reproduction 38 #:#-# [002] 38 Lancet 38 American Thoracic Society 38 dabigatran 37 MelaFind 37 Prevent Blindness America 37 #:#-# [033] 37 NIAAA 37 CDC Morbidity 37 cardiovascular 37 Heart Association 37 #:#-# [023] 37 Cardiovascular Angiography 37 NHLBI 37 Free Full Text 37 General Psychiatry 37 observational studies 37 journal Neuron 37 ConsumerLab.com 37 Cholesterol Education 37 AHA 37 Psychiatric Association 37 AAMC 36 Interventional Radiology 36 journal Pediatrics 36 FDA reviewers 36 Clinical Endocrinology 36 NQF 36 Clinical Practice 36 PLoS Medicine 36 ECRI 36 American Sociological Review 36 Digestive Disease Week 36 journal Annals 36 ASGE 36 Journal BMJ 36 Comprehensive Cancer Network 36 randomized trials 35 #:#-# [028] 35 CMAJ 35 Arch Gen Psychiatry