共 8 条
[2]
EVERHART CW, 1978, GASTROENTEROLOGY, V74, P1032
[4]
LAW SW, 1965, CHEST, V48, P214
[6]
MOSSBERG SM, 1966, GASTROENTEROLOGY, V50, P671
[8]
WONG J, 1971, GASTROENTEROLOGY, V60, P279