共 4 条
[1]
ANTUNANO FJL, 1979, B WORLD HEALTH ORGAN, V57, P663
[2]
CHEN P, 1980, Southeast Asian Journal of Tropical Medicine and Public Health, V11, P435
[3]
DARLOW B, 1980, LANCET, V2, P1243
[4]
1980, MED J AUST, V1, P493