ULLERY JOHN C. M.D. F.A.C.O.G.; DENEEF, JACOBA C. M.D., Ph.D.; HOLZAEPFEL, JOHN H. M.D., F.A.C.O.G.Obstetrics & Gynecology: July 1963 - Volume 22 - Issue 1 - ppg 38-45 Original Article: PDF Only Free
