title: [Analgesic effect of morphine and dextropropoxyphene].
mesh_terms: D000818:Animals; D002986:Clinical Trials as Topic; D011431:Dextropropoxyphene / Q000008:administration & dosage; D004341:Drug Evaluation; D007279:Injections, Subcutaneous; D008297:Male; D009020:Morphine / Q000008:administration & dosage; D051381:Rats
chemical_list: D009020:Morphine; D011431:Dextropropoxyphene
vernacular_title: Efecto analgésico de la morfina y del dextropropoxifeno.