共 25 条
[1]
ALPERT ME, 1971, CANCER, V74, P856
[4]
Barin F, 1981, Prog Med Virol, V27, P148
[6]
BEASLEY RP, 1981, LANCET, V2, P1129
[7]
BOTHA JF, 1984, LANCET, V1, P1210