The effect of in ovo or day-of-hatch subcutaneous antibiotic administration on competitive exclusion culture (PREEMPT) establishment in neonatal chickens.
McReynolds JL, Caldwell DY, Barnhart ET, Deloach JR, McElroy AP, Moore RW, Hargis BM, Caldwell DJ. The effect of in ovo or day-of-hatch subcutaneous antibiotic administration on competitive exclusion culture (PREEMPT) establishment in neonatal chickens. Poult Sci. 2000 Nov; 79(11):1524-30.