Cohen, B H <br/><br/>
Is ABH nonsecretor status a risk factor for obstructive lung disease?  [electronic resource] 

 -  American journal of epidemiology  Mar 1980 
 - 285-91 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0002-9262 
<br/><br/><label>Standard No.: </label>10.1093/oxfordjournals.aje.a112898  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ABO Blood-Group System--immunology<br/>Adult<br/>Digestive System--metabolism<br/>Duodenal Ulcer--immunology<br/>Female<br/>Humans<br/>Lung Diseases, Obstructive--immunology<br/>Male<br/>Middle Aged<br/>Peptic Ulcer--immunology<br/>Respiratory Function Tests<br/>Respiratory System--metabolism<br/>Risk