Epidemiological Investigation of Viral Diarrhea of Dairy Calves in Tangshan City, Hebei Province
CHANG Liyun, LIU Zhiyong, QIN Jianhua, ZHAO Yuelan
China Animal Husbandry and Veterinary Medicine . 2021, (11): 4213 -4219 .  DOI: 10.16431/j.cnki.1671-7236.2021.11.031