Funding for this research was provided by:
National Natural Science Foundation of China (81460319, 82060383)
Natural Science Foundation of Inner Mongolia (2019MS08209)
NMPA Key Laboratory for Quality Control and Evaluation of Vaccines and Biological Products
Received: 2 March 2022
Accepted: 16 May 2022
First Online: 4 June 2022
: This study was approved by the Ethics Committee of the Baotou Municipal Center for Disease Control and Prevention in the Inner Mongolia Autonomous Region of China. All participants in this study provided informed consent forms prior to participation in the brucellosis survey. The protocol used by this study was in accordance with the principles of the Helsinki Declaration in 1975.
: Not applicable.
: The authors declare that there are no competing interests.