Funding for this research was provided by:
Chinese Foundation for Hepatitis Prevention and Control (2018ZX10734401)
Received: 6 March 2020
Accepted: 11 June 2020
First Online: 29 June 2020
Ethics approval and consent to participate
: This research was carried out according to the principles of the Declaration of Helsinki. The study protocol was approved by the Ethics Committees of the Hinggan League Central for Disease Control and Prevention. Informed consent was obtained from all of the patients prior to diagnosis. <i>Brucella</i> spp. was isolated from patients’ blood samples following confirmation of their consent.
: Written informed consent for publication was obtained from all participants.
: The authors declare that they have no competing interests.