1. The Third General Surgery of the Fourth Affiliated Hospital of China Medical University, Shenyang, People’s Republic of China
2. China Medical University, Shenyang, People’s Republic of China
3. The Second General Surgery of Yan’an People’s Hospital, Yan’an City, People’s Republic of China
4. Department of Toxicology, School of Public Health, China Medical University, Shenyang, People’s Republic of China
5. The Sixth General Surgery of the Fourth Affiliated Hospital of China Medical University, Shenyang, People’s Republic of China