1 Department of Hepatobiliary and Pancreatic Surgery, The Affiliated Hospital of Yunnan University, The Second People's Hospital of Yunnan Province, Kunming, Yunnan Province, China.
2 Department of Radiology, The Affiliated Hospital of Yunnan University, The Second People's Hospital of Yunnan Province, Kunming, Yunnan Province, China.
3 Department of Urology, The Affiliated Hospital of Yunnan University, The Second People's Hospital of Yunnan Province, Kunming, Yunnan Province, China. Electronic address: 479519859@qq.com.