Text and Data Mining valid from 2020-04-06
Received: 22 September 2019
Accepted: 30 March 2020
First Online: 6 April 2020
Ethics approval and consent to participate
: All the Small-tailed Han sheep were euthanized and were authorized by the Science Research Department (in charge of animal welfare issue) of the Institute of Animal Sciences, Chinese Academy of Agricultural Sciences (IAS-CAAS; Beijing, China). In addition, ethical approval of animal survival was given by the animal ethics committee of IAS-CAAS (No. IAAS 2019–449, 18 September 2019).
: Not applicable.
: The authors declare that they have no competing interests.