共 6 条
[1]
ALI N, 1989, Medical Science Research, V17, P531
[2]
CROMPTON G, 1989, PRACTITIONER, V233, P268
[3]
CROMPTON GK, 1982, EUR J RESPIR DIS, V63, P101
[4]
FREW AJ, 1984, PRACTITIONER, V228, P883
[5]
MORTENSEN S, 1989, P YORK S MED GROUP L, P7