1. Department of General Surgery, Luoyang First People’s Hospital, Luoyang, Henan, China (mainland)
2. Department of Breast Surgery, Guangdong Province Chinese Traditional Medical Hospital, Guangzhou, Guangdong, China (mainland)
3. Department of Hand Surgery, Luoyang Orthopedic-Traumatological Hospital, Luoyang, Henan, China (mainland)
4. Department of Pathology, Luoyang First People’s Hospital, Luoyang, Henan, China (mainland)