Díaz-Zarco, S., Montes de Oca-Jiménez, R., & Rodríguez-Domínguez, M. C. (2022). Selenium levels in soil, grass and sheep: Inf luence of Se supplementation on the IgG concentration in pregnant ewes and lambs. REVISTA TERRA LATINOAMERICANA, 40. https://doi.org/10.28940/terra.v40i0.950