Willson, J. Robert <br/><br/>
Obstetrics and gynecology / 
J.R. Willson, E.R. Carrington; associate editors: R.K. Laros, W.J. Ledger, J.H. Mattox. 
 - 9th ed. 
 - St. Louis [etc.] :  Mosby Year Book,  1991. 
 - x, 658 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0-8016-5542-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gynecology<br/>Obstetrics<br/>Genital Diseases, Female<br/>Obstetrics