@inproceedings{inproceedings19de7a4b, title = {Immunoglobulin variation profile in healthy holstein calves; respiratory tract on the first month of life}, author = {Bertagnon, Heloisa Godoi and Wachholz, LĂșcia and Leal, M. L. R and Silva, P. E. G and Mirandola, R and Soares, P. C and Fernandes, Wilson Roberto and Benesi, Fernando JosĂ©}, year = {2004}, booktitle = {World Buiatric Congress} }