1. Immunodiffusion test for ovine progressive pneumonia;Cutlip;Am. J. Vet. Res.,1977
2. Prevalence of ovine progressive pneumonia in a sampling of cull sheep from Western and Midwestern United States;Cutlip;Am. J. Vet. Res.,1977
3. Lesions of ovine progressive pneumonia: interstitial pneumonitis and encephalitis;Cutlip;Am. J. Vet. Res.,1979
4. Mastitis associated with ovine progressive pneumonia virus infection in sheep;Cutlip;Am. J. Vet. Res.,1985
5. Morphological and immunological comparison of caprine arthritis encephalitis and ovine progressive pneumonia viruses;Dahlberg;J. Virol.,1981