Promrattanakun, Anan, and Pongrat Niramitmahapanya. 2021. “An Uncommon Presentation of Hypercalcemia in Chronic Lymphocytic Leukemia”. Greater Mekong Subregion Medical Journal 1 (3):157-62. https://he02.tci-thaijo.org/index.php/gmsmj/article/view/253091.