WAHBA, S., SAMI, A., SABER, M., IBRAHIM, N., SABBAN, M. (1982). THE AGE SUSCEPTIBILITY OF DUCKS "PEKINI TYPE" & THE ROLE THEY PLAY IN THE TRANSMISSION OF THE VISCEROTROPIC VELOGENIC NEWCASTLE DISEASE VIRUS TO CHICKENS. test, 9(17.18), 171-176. doi: 10.21608/avmj.1982.191569
SALAH WAHBA; A.A. SAMI; M.S. SABER; N.M. BARHOUMA S.N. IBRAHIM; M.S. SABBAN. "THE AGE SUSCEPTIBILITY OF DUCKS "PEKINI TYPE" & THE ROLE THEY PLAY IN THE TRANSMISSION OF THE VISCEROTROPIC VELOGENIC NEWCASTLE DISEASE VIRUS TO CHICKENS". test, 9, 17.18, 1982, 171-176. doi: 10.21608/avmj.1982.191569
WAHBA, S., SAMI, A., SABER, M., IBRAHIM, N., SABBAN, M. (1982). 'THE AGE SUSCEPTIBILITY OF DUCKS "PEKINI TYPE" & THE ROLE THEY PLAY IN THE TRANSMISSION OF THE VISCEROTROPIC VELOGENIC NEWCASTLE DISEASE VIRUS TO CHICKENS', test, 9(17.18), pp. 171-176. doi: 10.21608/avmj.1982.191569
WAHBA, S., SAMI, A., SABER, M., IBRAHIM, N., SABBAN, M. THE AGE SUSCEPTIBILITY OF DUCKS "PEKINI TYPE" & THE ROLE THEY PLAY IN THE TRANSMISSION OF THE VISCEROTROPIC VELOGENIC NEWCASTLE DISEASE VIRUS TO CHICKENS. test, 1982; 9(17.18): 171-176. doi: 10.21608/avmj.1982.191569