共 24 条
- [2] CHEEVER AW, 1972, B WORLD HEALTH ORGAN, V46, P301
- [5] FAROOQ M, 1965, B WHO, V35, P331
- [6] FERERFARIA H, 1976, 7TH M CAR COMM BILH
- [8] GREEN LW, 1970, PUBLIC HEALTH REP, V85, P815, DOI 10.2307/4593972
- [9] HAIRSTON NG, 1965, B WORLD HEALTH ORGAN, V33, P45