BHAT, M. H.; NAQASH, H.; ZARGAR, P. A.; SUMJI, S. A.; SHAH, P. A. A case of pheochromocytoma presenting as syncope due to long QT syndrome. International Journal of Advances in Medicine, [S. l.], v. 5, n. 2, p. 464–468, 2018. DOI: 10.18203/2349-3933.ijam20181092. Disponível em: https://www.ijmedicine.com/index.php/ijam/article/view/965. Acesso em: 2 jan. 2026.