Rondón, A.; González, J.; Rodríguez, M.; Milián, G.; Martínez, M.; Beruvides, A.; Valdivia, A.; Vera, R. In Vitro Metabolic Activity of Lactobacillus Salivarius and Its Effect on Productive and Health Indicators of Lactating Calves. Cuban J. Agric. Sci. 2020, 54.