共 16 条
[1]
ABRAMS J, 1976, CHEST, V70, P418
[2]
ARMSTRONG PW, 1975, CIRCULATION, V52, P152
[4]
AWAN N, 1975, CIRCULATION S2, V52, P154
[5]
BECKER L, 1971, ANN CLIN RES, V3, P353
[7]
DAVIS TA, 1955, AM J MED SCI, V230, P259