Villar, Ana, Gloria Gradillas, Carmen Fernández-Ruiz, Ruth Rodríguez-Bermúdez, and Marta López-Alonso. “Dynamics of Mammary Infections in Organic Dairy Farms in Northern Spain”. Spanish Journal of Agricultural Research 14, no. 2 (June 1, 2016): e0502. Accessed August 1, 2026. https://sjar.revistas.csic.es/index.php/sjar/article/view/7626.