Selenium Concentrations in Serum and its Outputs in Milk and Urine from Grazing Jersey Cow Herds Found in Two Dairy Production Regions from Costa Rica

Alejandro Saborio-Montero, Margarita Alfaro-Cascante and F. Granados-Chinchilla

International Journal of Dairy Science 12 ( 3 ): 218 - 226 , 2017