Control selection with incomplete case ascertainment.
Savitz
D A
DA
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill 27514.
Pearce
N
N
D000428:Alcohol Drinking; D004812:Epidemiologic Methods; D006801:Humans; D007248:Infertility, Male / Q000209:etiology* / Q000523:psychology; D008297:Male; D012107:Research Design