Errata

Volume 40, No. 12, page 6990, left column, line 22 should read:

After a follow-up of up to 24.3 years, the mean survival of patients with tumor stage I or II was 19.3 years and only 4.6 years for patients suffering from tumor stage III or IV. The mean survival of patients who had undergone surgery was 14 years. On the other hand, in patients who had not undergone surgical treatment, the mean survival was only 1.8 years.

Volume 41, No. 2, page 916: The Acknowledgements section should read:

Acknowledgements

The Authors are grateful to data managers and other support staff (Especially, Ms. Yoko Yabuuchi) at the Wakayama Medical University Data Center. Also, the Authors appreciate Dr. Satoru Miura, Hirotsugu Kenmotsu and Prof. Masahiro Fukuoka for their great contribution as the Data and Safety Monitoring Board. The Authors acknowledge proofreading and editing by Benjamin Phillis at the Clinical Study Support Center, Wakayama Medical University.