Causal relationships in medicine : a practical system for critical appraisal

J. Mark Elwood
Bok · Engelsk · 1988

Utgitt	Oxford : Oxford University Press , 1988
Omfang	XI, 332 s. : ill.
Emner	Causation Epidemiology - Research Methodology Epidemiologic Methods Epidemiologic methods Epidemiology
ISBN	0192617036