THE EFFICACY OF A POPULATION-BASED COMPARISON GROUP IN CROSS-SECTIONAL OCCUPATIONAL HEALTH STUDIES.

Autor: SCHULTE, PAUL A., SINGAL, MITCHELL, STRINGER, WILLIAM T., KOMINSKY, JOHN R., LANDRIGAN, PHILIP J.
Zdroj: American Journal of Epidemiology; Dec1982, Vol. 116 Issue 6, p981-989, 9p
Databáze: Complementary Index