“Normal Blood Levels of Calcium and Inorganic Phosphorus in Thorough-Bred Horse”. Revista da Faculdade de Medicina Veterinária, Universidade de São Paulo 4, no. 1 (December 14, 1949): 47–62. Accessed March 2, 2025. https://journals.usp.br/rfmvusp/article/view/62297.