Evaluation of in ovo Bacillus spp. based probiotic administration on horizontal transmission of virulent Escherichia coli in neonatal broiler chickens - M.A. Arreguin-Nava; B.D. Graham; B. Adhikari; M. Agnello; C.M. Selby; X. Hernandez-Velasco; C.N. Vuong; B. Solis-Cruz; D. Hernandez-Patlan; J.D. Latorre; G. Tellez, Jr.; B.M. Hargis; et al. (Poultry Science, 2020)