共 14 条
[1]
[Anonymous], 1980, Ann Intern Med, V93, P391
[2]
DOUGLAS NJ, 1979, LANCET, V1, P1
[3]
FLENLEY DC, 1981, LANCET, V1, P681
[6]
JONES DJM, 1995, AM J RESP CRIT CARE, V152, P538