[Diphenoxine and its salts are stupefacients].  [electronic resource] 

 -  Salud publica de Mexico   
 - 81-2 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0036-3634 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug and Narcotic Control--legislation & jurisprudence<br/>Mexico