Silen, William <br/><br/>
Cope’s early diagnosis of the acute abdomen / 
William Silen. 
 - 18th ed. 
 - New York :  Oxford University Press,  1991. 
 - xii, 301 p. :  ill. ;  21 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0-19-506734-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acute abdomen--Diagnosis<br/>Abdomen, Acute--diagnosis