PUZHAKKAL, S.; VEETIL, P. P. Pheochromocytoma in elderly people: case report. International Surgery Journal, [S. l.], v. 9, n. 10, p. 1776–1779, 2022. DOI: 10.18203/2349-2902.isj20222607. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/9066. Acesso em: 10 nov. 2025.