Borges, A. S., Barros, B. P. de, Alves, A. L. G., Ciarline, P. C., Bicudo, P. L., & Kohayagawa, A. (2000). Calcium and phosphorus fractional excretion in Nellore before and during pregnancy. Pesquisa Agropecuaria Brasileira, 35(5), 1017–1022. https://doi.org/10.1590/S1678-3921.pab2000.v35.5862