Alvarez, Nora Idolina Ortega, Germán David Mendoza Martínez, Ricardo Barcena Gama, Pedro Abel Hernández García, Enrique Espinosa Ayala, José Antonio Martínez García, and Adrian Gloria Trujillo. 2020. “Economic Impact of Polyherbal Mixtures Containing Choline, Lysine and Methionine on Milk Production and Health of Dairy Cows”. Emirates Journal of Food and Agriculture 32 (12):864-70. https://doi.org/10.9755/ejfa.2020.v32.i12.2219.