Paternity rates in the US 1993–2002: Analysis of birth rates by paternal age and race D.H. Williams, S.A. Land, M. Han, P.D. Sutton, R.E. Brannigan Fertility and Sterility Volume 82, (September 2004) DOI: 10.1016/j.fertnstert.2004.07.056 Copyright © 2004 Terms and Conditions
Fertility and Sterility 2004 82, DOI: (10.1016/j.fertnstert.2004.07.056) Copyright © 2004 Terms and Conditions
Fertility and Sterility 2004 82, DOI: (10.1016/j.fertnstert.2004.07.056) Copyright © 2004 Terms and Conditions