Effects of the in ovo injection of an Escherichia coli vaccine on the hatchability and subsequent early post hatch characteristics of commercial layer chicks by K.E.C. Elliott, L.L. Lindsey, J.D. Evans, S.A. Leigh, K.J. Robinson, S.A. Fatemi, A. Mousstaaid, P.D. Gerard, J. L Purswell, E.D. Peebles

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