1. Department of Radiology, Jinan Third People’s Hospital, Jinan, 250132 Shandong, China
2. Department of Respiratory and Critical Care Medicine, Qingdao Municipal Hospital, Qingdao, 266071 Shandong, China
3. Department of Hepatobiliary Surgery, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, 250014 Shandong, China
4. Department of Rehabilitation Medicine, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, 250014 Shandong, China