Search results for: P. Wagner
Journal of Clinical Epidemiology > 2007 > 60 > 2 > 142-154
American Journal of Obstetrics and Gynecology > 2000 > 183 > 2 > 291-300
Journal of Clinical Epidemiology > 2007 > 60 > 2 > 142-154
American Journal of Obstetrics and Gynecology > 2000 > 183 > 2 > 291-300