@inproceedings{inproceedingsa0f7ef14, title = {Metodos de conservacao da cepa vacinal conn-f de mycoplasma gallisepticum}, author = {Balen, L and Silva, E N and Andreatti Filho, R L and Ferreira, Antonio José Piantino}, year = {1987}, publisher = {Fmvz-Usp}, booktitle = {Semana Cientifica do Vpt} }