Felix, W R <br/><br/>
Death by undiagnosed perforated peptic ulcer: analysis of 31 cases.  [electronic resource] 

 -  Annals of surgery  Mar 1973 
 - 344-51 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-4932 
<br/><br/><label>Standard No.: </label>10.1097/00000658-197303000-00017  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abdomen, Acute--etiology<br/>Adult<br/>Aged<br/>Autopsy<br/>Diagnostic Errors<br/>Duodenal Ulcer--complications<br/>Gastrointestinal Hemorrhage--etiology<br/>Heart Diseases--complications<br/>Humans<br/>Lung Diseases--complications<br/>Male<br/>Mental Disorders--complications<br/>Middle Aged<br/>Nervous System Diseases--complications<br/>Peptic Ulcer Hemorrhage--complications<br/>Peptic Ulcer Perforation--complications<br/>Peritonitis--etiology<br/>Radiography<br/>Retrospective Studies<br/>Shock--etiology<br/>Stomach Ulcer--complications