共 7 条
- [1] Kosin Igor L., 1944, POULTRY SCI, V23, P266, DOI 10.3382/ps.0230266
- [4] SHAFFNER C. S., 1941, POULTRY SCI, V20, P259, DOI 10.3382/ps.0200259
- [5] SLOVITER HA, 1951, LANCET, V260, P823
- [7] DRIMMELEN G. C. VAN., 1945, Journal of the South African Veterinary Medical Association, V16, P97