共 5 条
[1]
DOLL R, 1964, REVISTA I NACIONAL C, V16, P358
[2]
Magee P N, 1967, Adv Cancer Res, V10, P163, DOI 10.1016/S0065-230X(08)60079-2
[3]
NUNN JR, 1971, P S NITROSAMINE ANAL