VALIDITY OF QUESTIONNAIRE INFORMATION ON FREQUENCY OF COITUS
HORNSBY, PAIGE P, WILCOX, ALLEN JVolume:
130
Language:
english
Journal:
American Journal of Epidemiology
DOI:
10.1093/oxfordjournals.aje.a115326
Date:
July, 1989
File:
PDF, 410 KB
english, 1989