Nualyong, Chaiyong, Varat Woranisarakul, Ngoentra Tantranont, Ekkarin Chotikawanich, Santosh Shrestha, and Tawatchai Taweemonkongsap. 2018. “Metastatic Malignant Melanoma of the Urinary Bladder: A Case Report and Review of Literature”. Siriraj Medical Journal 70 (3):254-59. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/129734.