Berg, M <br/><br/>
Incidence of peptic ulcer complications, their relation to climate and age.  [electronic resource] 

 -  The American journal of gastroenterology  Aug 1968 
 - 107-15 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9270 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Aged<br/>Atmospheric Pressure<br/>Climate<br/>Duodenal Ulcer--etiology<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Peptic Ulcer Hemorrhage--epidemiology<br/>Peptic Ulcer Perforation--etiology<br/>Statistics as Topic<br/>Temperature<br/>Weather