共 13 条
- [1] ARMITAGE P., 1957, JOUR HYG, V55, P564
- [2] BONITZ K, IN PRESS
- [3] BONITZ KURT, 1960, ZENTRALBL BAKT PARASITENK INFEKTIONSKRANKH U HYG, V177, P16
- [5] COOPER PD, 1961, ADV VIRUS RES, V8
- [7] FISHER RA, 1958, STATISTICAL METHODS
- [8] KAPLAN C., 1957, JOUR HYG, V55, P494
- [9] KOLB RW, 1961, B WORLD HEALTH ORGAN, V25, P19
- [10] MCCARTHY K., 1958, JOUR HYGIENE, V56, P84