DOI:
10.1055/s-00000069
Seminars in Liver Disease
LinksClose Window
References
Feinstein AR.
Epidemiologic analyses of causation: the unlearned scientific lessons of randomized trials.
J Clin Epidemiol 1989;
42 (06) 481-489 , discussion 499–502
Access:
Access:
We do not assume any responsibility for the contents of the web pages of other providers.