Funding for this research was provided by:
This study was funded by Animal Resources Research Corporation (ARRC), Ministry of Animal Resources, Khartoum, Sudan.
Received: 7 April 2021
Accepted: 23 August 2021
First Online: 7 September 2021
: Collection of blood from sheep and goats was performed by qualified veterinarians following proper physical restraint of animals to ensure both personnel and animal safety. Livestock owners were explained the study purposes and procedures and upon agreeing to participate, they provided a written consent prior to study procedures and blood collection from their animals. The study was approved by the ethics committee of the Central Veterinary Research Laboratory (CVRL), Animal Resources Research Corporation (ARRC).
: Not applicable.
: The authors declare that they have no competing interests. The result of this study does not reflect the opinion of the funding sources. All authors have read and approved the final version of this manuscript.