Planchart, Dr. Alfredo. “Conformación Macromolecular E Iones Calcio Y Magnesio”. Gaceta Médica de Caracas 105, no. 4 (April 19, 2021): 569–572. Accessed September 6, 2026. https://saber.ucv.ve/ojs/index.php/rev_gmc/article/view/21741.