[Boushab, Boushab Mohamed; Benane, Hacen Ahmed] Univ Nouakchott Al Aasriya, Fac Med, Dept Med & Med Specialties, Nouakchott, Mauritania;

[Boushab, Boushab Mohamed] Kiffa Reg Hosp, Dept Internal Med & Infect Dis, Assaba, Mauritania;

[Baba, Sidi El-Wafi Ould] Minist Elevage, Direct Serv Vet, Nouakchott, Mauritania