共 50 条
- [31] ESTABLISHMENT OF OVINE PROGRESSIVE PNEUMONIA (LUNGERS) FREE SHEEP FROM INFECTED HERDS NORTH DAKOTA FARM RESEARCH, 1980, 37 (04): : 6 - 7
- [33] UNIQUE VIRUS-RELATED DNA SEQUENCES IN SHEEP PROGRESSIVE PNEUMONIA LUNG JOURNAL OF GENERAL VIROLOGY, 1975, 29 (DEC): : 335 - 339
- [35] Nosocomial pneumonia. Etiologic spectrum, diagnostic procedures and therapy - Discussion REVISTA CLINICA ESPANOLA, 1996, 196 : 25 - 26