Fiordalisi, S. de A.L., Honorato, L.A. and Kuhnen, S. (2019) “Seasonal variation of propolis from southern Brazil:: phytochemical screening, antimicrobial activity, and effects on bovine mammary epithelial cells”, Brazilian Journal of Veterinary Research and Animal Science, 56(1), p. e149146. doi:10.11606/issn.1678-4456.bjvras.2019.149146.