1. Appel MJG (1969) Pathogenesis of canine distemper. Am J Vet Res 30:1167?1182
2. Appel MJG, Gibbs EPJ, Martin SJ, TerMeulen V, Rima BK, Stephenson JR, Taylor WP (1981) Morbillivirus diseases of animals and man. Comparative diagnosis of viral diseases, vol 4. Academic Press, New York, pp 235?297
3. Appel MJG, Shek WR, Summers AB (1982) Lymphocytemediated immune cytotoxicity in dogs infected with virulent canine distemper virus. Infect Immun 37:592?600
4. Bernard SL, Shen DT, Gorham JR (1982) Antigen requirements and specificity of enzyme-linked immunosorbent assay for detection of canine IgG against canine distemper viral antigens. Am J Vet Res 43:2266?2269
5. Campbell RSF (1957) Encephalitis in canine distemper. Br Vet J 113:114?162