Chavarría Zamora, Sianny, Alejandro Chacón Villalobos, Rodolfo WingChing Jones, and Rebeca Zamora Sanabria. 2021. “Productive Parameters, Morphology and Microbiology of Eggs Produced by Hy-Line Brown, Novogen, Rhode Island Red and Sex Link Hens”. UNED Research Journal 13 (2):e3459. https://doi.org/10.22458/urj.v13i2.3459.