Negro, A., R. Santi, A. Giunta, F. Lococo, G. Gemelli, S. Piana, M. Ragazzi, and S. Cavalieri. “Incidentally Discovered Pheochromocytoma and Aldosterone-Producing Adenoma in the Same Adrenal Gland”. Italian Journal of Medicine, vol. 9, no. 3, Sept. 2015, pp. 294-8, doi:10.4081/itjm.2015.557.