Attenuation and immunity of canine distemper virus LP strain from lesser panda
he hong bin 1; 2 ; xia xian zhu 1; huang geng 1; fan quan shui 1; qiu wei 1; yu chun 1; qiao jun 1; xu li 1; wang lei 1 (1. institute of veterinary medicine; changchun university of agriculture and animal; changchun; jilin; 130062; chin