Perioperative Complications of Liver Resection in the Elderly with Hepatocellular Carcinoma: A Comparison with Younger Patients oleh Ruey-Horng Rau, Jei-Yu Huang, Chih-Lin Yang, Hsin-Jung Tsai, Chea-Ying Chen, Hsuan-Chih Lao, Chun-Jen Huang