Dundee, J W Studies of drugs given before anaesthesia. XI. Diamorphine (heroin) and morphine. [electronic resource] - British journal of anaesthesia Aug 1966 - 610-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0007-0912 Standard No.: 10.1093/bja/38.8.610 doi Subjects--Topical Terms: AdultHeroin--pharmacologyHumansMethohexitalMorphine--pharmacologyNausea--etiologyNitrous OxidePreanesthetic MedicationVomiting--etiology