1 Veterinary Drug and Feed Administration and Control Authority (VDFACA), Animal Products, Veterinary Drug and Feed Quality Assessment Centre, P.O. Box 31303, Addis Ababa, Ethiopia. belachewteferazerihun@gmail.com.
2 Veterinary Drug and Feed Administration and Control Authority (VDFACA), Animal Products, Veterinary Drug and Feed Quality Assessment Centre, P.O. Box 31303, Addis Ababa, Ethiopia.
3 Jimma University Laboratory of Drug Quality (JuLaDQ), School of Pharmacy, Jimma University, P.O. Box 378, Jimma, Ethiopia.
4 Institute of Tropical Medicine, 2000, Antwerp, Belgium.
5 Food and Agriculture Organization of the Untied Nation (FAO), P.O. Box 5536, Addis Ababa, Ethiopia.