共 15 条
- [1] CURLIN GT, 1977, CRL1 WORK PAP
- [3] KHAN M, 1979, TROP GEOGR MED, V31, P213
- [4] KHAN M, 1975, Southeast Asian Journal of Tropical Medicine and Public Health, V6, P251
- [5] KHAN M, 1968, E PAKISTAN MED J, V12, P45
- [8] LEVINE RJ, 1976, LANCET, V2, P86