共 14 条
- [2] ABILDGAARD CF, IN PRESS
- [5] ESPANA C, 1971, LAB ANIM SCI, V21, P1023
- [6] LAPIN B. A., 1967, VOP VIRUSOL, V12, P168
- [8] MCKENZIE PJ, 1965, B WORLD HEALTH ORGAN, V33, P773
- [9] MILLER D R, 1970, Journal of Pediatrics, V76, P409, DOI 10.1016/S0022-3476(70)80481-4