Improvements in Neoplasm Classification in the International Classification of Diseases, Eleventh Revision: Systematic Comparative Study With the Chinese Clinical Modification of the International Classification of Diseases, Tenth Revision

Yicong Xu   ^{1 *} , MPH ;   Jingya Zhou   ^{2, 3 *} , MPH ;   Hongxia Li   ⁴ , MD ;   Dong Cai   ¹ , BA ;   Huanbing Zhu   ^{5 *} , MD, PhD ;   Shengdong Pan   ^{6 *} , MPA, LLM

¹ Medical Records Room, Department of Medical Administration, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China

² Department of Medical Records, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

³ Collaborating Center for the WHO Family of International Classifications in China, Beijing, China

⁴ Department of Gastroenterology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China

⁵ Department of Hepatobiliary and Pancreatic Surgery, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China

⁶ Department of Medical Administration, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China

*these authors contributed equally