共 4 条
[2]
VALUE OF PREMIXED NITROUS-OXIDE-+-OXYGEN MIXTURES IN RELIEF OF POST-OPERATIVE PAIN - DOUBLE-BLIND TRIAL OF 25( NITROUS OXIDE IN OXYGEN 15( NITROUS OXIDE IN OXYGEN + OXYGEN
[J].
BRITISH MEDICAL JOURNAL,
1964, 2 (542)
:1303-+
[3]
RELIEF OF POST-OPERATIVE PAIN - COMPARISON OF 25 PERCENT NITROUS-OXIDE + OXYGEN MIXTURE WITH MORPHINE
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1964, 2 (540)
:480-+
[4]
1965, LANCET, V1, P1229