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Demography|January 29, 2011
Effect on unwanted fertility of extending physician-administered birth control in the United StatesJ R Udry, K E BaumanDemography|February 1, 1982
A cross-cultural examination of the relationship between ages at menarche, marriage, and first birthJ R Udry, R L CliquetJournal of Youth and Adolescence|December 10, 2013
Validation of a self-administered instrument to assess stage of adolescent developmentN M Morris, J R UdrySocial Biology|January 1, 1993
Biosocial models of adolescent problem behavior: extension to panel designS M Drigotas, J R UdryJournal of Homosexuality|January 1, 1991
Television viewing and adolescents' sexual behaviorJ D Brown, S F NewcomerStudies in Family Planning|May 1, 1996
The exclusion of never-married women from Chinese fertility surveysR M Li, S F NewcomerArchives of Sexual Behavior|February 1, 1994
Effects of repeated questionnaire administration in longitudinal studies of adolescent males' sexual behaviorC T Halpern, J R Udry, C SuchindranArchives of Sexual Behavior|October 31, 1998
Monthly measures of salivary testosterone predict sexual activity in adolescent malesC T Halpern, J R Udry, C SuchindranFamily Planning Perspectives|May 1, 1996
Early predictors of nonmarital first pregnancy and abortionJ R Udry, J Kovenock, N M MorrisJournal of Biosocial Science|July 1, 1995
Androgen effects on women's gendered behaviourJ R Udry, N M Morris, J KovenockPageof 5