共 17 条
[6]
HOFFMAN HN, 1966, GASTROENTEROLOGY, V51, P36
[7]
KEUNING JJ, 1976, LANCET, V1, P506
[9]
MANN DL, 1976, LANCET, V1, P110
[10]
MYLOTTE M, 1974, Q J MED, V43, P359