Carvalho, R., Branquinho, F., Sousa Ramos, J., Carrasquinho, J. E., Theias, R., Calado, J., Ferrito, F., Carmona, C. ., & Dutschmann, L. (2009). Pheochromocytoma: 3 clinical case reports. Internal Medicine, 16(1), 43–49. Retrieved from https://revista.spmi.pt/index.php/rpmi/article/view/1385