Todorov G, Grozdev K, Lukanova T, Mioljevikj-Miserliovska B, Miserliovski R. Bilateral Pheochromocytoma in von Hippel-Lindau Syndrome Simultaneously Removed by Lateral Retroperitoneal Endoscopic Approach. World J Endoc Surg 2012; 4 (3):102-104.