1. Department of Veterinary Public Health and Preventive Medicine, Usmanu Danfodiyo University, PMB 2346, Sokoto, Nigeria
2. Faculty of Veterinary Medicine, Usmanu Danfodiyo University, PMB 2346, Sokoto, Nigeria
3. Veterinary Council of Nigeria, Maitama, Abuja, Nigeria
4. Department of Veterinary Parasitology and Entomology, Usmanu Danfodiyo University, PMB 2346, Sokoto, Nigeria