Frank W. Ling. Patrick Duff. Obstetrics and Gynecology : Principles for Practice Study Guide - 1st ed. - New York McGraw-Hill 2002 - 238 p. ISBN: 0071182667 Subjects--Topical Terms: GYNECOLOGY -- EXAMINATION QUESTIONS / OBSTETRICS -- QUESTIONS AND ANSWERS National Library of Medicine Call No.: WP18 / L603O 2002