共 9 条
[2]
CVJETANOVIC B, 1982, B WORLD HEALTH ORGAN, V60, P405
[3]
Dietz K, 1975, P SIMS C EP, P104
[4]
DIETZ K, 1981, MATH THEORY DYNAMICS, P82
[6]
SATO H, 1979, AM J DIS CHILD, V133, P1240, DOI 10.1001/archpedi.1979.02130120032005
[7]
SCHENZLE D, 1984, LECTURE NOTES BIOMAT
[8]
1981, WKLY EPIDEM REC, V30, P234
[9]
1977, B WHO, V55, P21