Helm, J F <br/><br/>
Effects of morphine on the human sphincter of Oddi.  [electronic resource] 

 -  Gut  Oct 1988 
 - 1402-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0017-5749 
<br/><br/><label>Standard No.: </label>10.1136/gut.29.10.1402  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Ampulla of Vater--drug effects<br/>Atropine--pharmacology<br/>Cholangiopancreatography, Endoscopic Retrograde<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Morphine--pharmacology<br/>Naloxone--pharmacology<br/>Pressure<br/>Sphincter of Oddi--drug effects<br/>Time Factors