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Literature DB >> 2661911

Is there a hierarchy of methods in clinical research?

Abstract

Year: 1989 PMID： 2661911 DOI： 10.1007/bf01719775

Source DB: PubMed Journal: Klin Wochenschr ISSN： 0023-2173

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10 in total

Authors: K E Warner
Journal: Health Serv Res Date: 1975 Impact factor: 3.402

Authors: A R Feinstein; R I Horwitz
Journal: J Clin Invest Date: 1988-01 Impact factor: 14.808

Authors: W S Browner; T B Newman
Journal: JAMA Date: 1987-05-08 Impact factor: 56.272

Authors: K J Bennett; D L Sackett; R B Haynes; V R Neufeld; P Tugwell; R Roberts
Journal: JAMA Date: 1987-05-08 Impact factor: 56.272

Authors: D E Riesenberg
Journal: JAMA Date: 1986-04-18 Impact factor: 56.272

Authors: J P Vandenbroucke
Journal: J Chronic Dis Date: 1987

Authors: L Briskman
Journal: Br Med J (Clin Res Ed) Date: 1987-10-24

Authors: J Cornfield
Journal: Am J Epidemiol Date: 1976-10 Impact factor: 4.897

Authors: J D Emerson; G A Colditz
Journal: N Engl J Med Date: 1983-09-22 Impact factor: 91.245

Authors: B L Strom; O S Miettinen; K L Melmon
Journal: Clin Pharmacol Ther Date: 1983-07 Impact factor: 6.875

10 in total