共 6 条
[3]
EPSTEIN CJ, 1965, T ASS AM PHYSNS, V68, P73
[4]
MARTIN GM, 1970, LAB INVEST, V23, P86
[5]
MARTIN GM, 1965, FED PROC, V24, P678
[6]
STECKER E, 1970, LANCET, V2, P1317