Wynn, Ralph M. Obstetrics and gynecology : the clinical core / by Ralph M. Wynn. - 5th ed. - Philadelphia : Lea & Febiger, 1992. - 373 p. : ill. ; 24 cm. ISBN: 0812115651 Subjects--Topical Terms: Obstetrics.Gynecology.Curriculum.Genital Diseases, Female.