Williams obstetricia /  
F. Gary Cunningham...[et al.] 
 - 23a ed. 
 - México :   McGraw-Hill Interamericana :   McGraw-Hill Educación,   c2011 
 - xv, 1385 p. :   il 
<br/><br/><label>ISBN: </label>978-0-07-149701-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>OBSTETRICIA<br/>GINECOLOGÍA
<br/><br/><label>Dewey Class. No.: </label>618.2 W721w 2011