(1)
Vianna, L. C.; Müller, E. E.; Freitas, J. C. de; Pretto-Giordano, L. G.; Salvador, R.; Dias, J. A. Aetiology of the Intramammary Infections and Somatic Cell Counts in Primiparae Cows. Semina: Ciênc. Agrár. 2002, 23, 3-8.