Upper gastrointestinal tumors :  diagnosis, treatment 

 - Washington, D.C :  U.S. Department of Health and Human Services,  1980 
 - 29 p. ;  28 cm. 
 - National Cancer Institute/ICRDB ;  series CT19 no.80/08 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gastrointestinal tumors
<br/><br/><label>Dewey Class. No.: </label>616.99433