共 20 条
[12]
PETERSEN P, 1989, LANCET, V1, P176
[15]
SHERMAN D, 1989, CHEST, V95, P1405
[16]
Stevenson L W, 1988, Cardiol Clin, V6, P187
[18]
TOBIN R, 1984, CLIN CARDIOL, V7, P99