Effect of substitution of medium-chain organic acids for zinc bacitracin in a diet containing colistin on performance and development of intestinal lymphoid tissues in growing rabbits experimentally infected with Escherichia coli O103 and Clostridium perfringens toxinotype A

1. Romero, C.
2. Rebollar, P.G.
3. Moscati, L.
4. Dal Bosco, A.
5. Castellini, C.
6. Cardinali, R.