Secondary Logo

Journal Logo

McCALL MILTON L. M.D.; SASS, DONALD K. M.D.; WAGSTAFF, CHESTER M.D.; CUTLER, JOHN M.D.
Obstetrics & Gynecology: September 1955
Original Article: PDF Only
Free

This study has been supported, in part by a grant-in-aid from Irwin, Neisler and Company, Decatur, 111., and was carried out in the Departments of Obstetrics and Gynecology of Jefferson Medical College and The Philadelphia General Hospital.

© 1955 The American College of Obstetricians and Gynecologists