4Itakura C, Nakamura K, Nakatauka J, et al.Distemper infectionin lesser pandas due to administration of a canine distemper live vaccine [J]. Japanese Journal of Veterinary Science,1979,41(5):561-566.
5Bush M, Montali R J,Brownstein D, et al .Vaccine induced canine distemper in a lesser panda[J]. J Am MED Assoc,1976,169.959-960.
6Chappuis G. Control of canine distemper[J]. Vet Microbiol, 1995,44 : 351-358.