He, Z X Supplementing a yeast probiotic to pre-weaning Holstein calves: Feed intake, growth and fecal biomarkers of gut health. [electronic resource] - Animal feed science and technology Apr 2017 - 81-87 p. digital Publication Type: Journal Article ISSN: 0377-8401 Standard No.: 10.1016/j.anifeedsci.2017.02.010 doi