Factors affecting immunoglobulin concentration in colostrum of healthy holstein cows immediately after delivery - Gomes, Viviani; Madureira, Karina Médici; Soriano, Sérgio; Della Libera, Alice Maria Melville Paiva; Blagitz, Maiara Garcia; Benesi, Fernando José (Pesquisa Veterinária Brasileira, 2011)