Sierra, Marielly, Milliette Alvarado, Margarita Ramírez, Loida González, and Solalba Bueno. 2019. “Hypercalcemia of Malignancy in a Patient With Hypoparathyroidism: A Complicated But Treatable Condition”. Puerto Rico Health Sciences Journal 38 (4). https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/1875.