and Feyisa Bekuma 4 BB , WFDA 3,. COMPETITIVE ELISA SEROLOGICAL INVESTIGATION OF PESTE DES PETITS RUMINANTS VIRUS AND ITS RISK FACTORS IN SELECTED LEKA DULECHA AND WAYU TUKA DISTRICT EAST WOLLEGA ZONE, OROMIA, ETHIOPIA. iisj [Internet]. 2020 Oct. 31 [cited 2024 Nov. 21];4(10):Page : 1495-1532. Available from: https://iisj.in/index.php/iisj/article/view/271