We are glad to present a brief introduction of CCO’s progress in 2019 here. CCO grew steadily and published 94 papers last year, including 54 Review and Original Articles. According to the Google Analytics, CCO had an increasing number of visitors (all together 175,642 worldwide and 264,885 page views in 2019). Six focused issues have also been published.
We are grateful to all the Editorial Board Members, Authors, Reviewers and Readers who have contributed to and supported CCO in 2019. In the new year, we warmly welcome more excellent surgeons and researchers to join us to make CCO an innovative and significant platform.
Sincerely,
CCO Editorial OfficeJanuary 2020
