共 9 条
[2]
FRIEDMANKIEN AE, 1981, CDC MMWR, V30, P305
[5]
GOTTLIEB GJ, UNPUBLISHED
[6]
GOTTLIEB M, 1981, CDC MMWR, V30, P250
[7]
HYMES KB, LANCET
[8]
ROTHMAN S, 1962, ACTA UNION INT CONTR, V18, P326
[9]
SAFAI B, 1981, CANCER, V31, P3