title: THE ANALGETIC EFFECTS OF LOW CONCENTRATIONS OF NITROUS OXIDE COMPARED IN MAN WITH MORPHINE SULPHATE.
authors.affiliation: Anesthesia Laboratory of the Harvard Medical School at the Massachusetts General Hospital, Boston.
authors.forename: W P
authors.initials: WP
authors.lastname: Chapman
authors.forename: J G
authors.initials: JG
authors.lastname: Arrowood
authors.forename: H K
authors.initials: HK
authors.lastname: Beecher