Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046 Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046 Northwest Science and Technology University of Agriculture and Forestry;
Yangling 712100 Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046 Northwest Science and Technology University of Agriculture and Forestry;
Yangling 712100 Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046 Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046 Lanzhou Veterinary Research Institute;
Chinese Academy of Agricultured Sciences;
Lanzhou 730046;
HCV; Erns; gene; Sequence; analysis;