Ponz de Leon, M <br/><br/>
Fecal neutral steroids in normal conditions and in patients with polyps or cancer of the large bowel.  [electronic resource] 

 -  Cancer research  Jan 1987 
 - 305-10 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0008-5472 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Aged<br/>Cholesterol--metabolism<br/>Colonic Neoplasms--metabolism<br/>Feces--analysis<br/>Female<br/>Humans<br/>Intestinal Polyps--metabolism<br/>Male<br/>Middle Aged<br/>Rectal Neoplasms--metabolism<br/>Sterols--metabolism