共 9 条
[1]
DISSANAYAKE AS, 1974, Q J MED, V53, P161
[6]
OGRADY JG, 1982, GUT, V23, P919
[7]
SHELDON W, 1969, BR MED J, V1, P401
[8]
TANNER JM, 1959, LANCET, V2, P1088