by Amass, S.F, Schneider, J.L, Miller, C.A, Shawky, S.A, Stevenson, G.W, Woodruff, M.E
Published in Journal of swine health and production (01.07.2004)

by Shawky, S.A. (Cornell University, Eastport, NY.), Sandhu, T.S
Published in Avian diseases (01.04.1997)

by Shawky, S.A, Saif, Y.M, Swayne, D.E
Published in Avian diseases (01.10.1993)

by Shawky, S.A. (Ohio State University, Wooster, OH.), Saif, Y.M, McCormick, J
Published in Avian diseases (01.07.1994)