This article refers to:
Abe Y, Suzuki M, Shima H, et al. Int J Chron Obstruct Pulmon Dis. 2021;16:3243–3253.
The authors have advised there is an error with the ethics approval number of Kyoto University on pages 3245 and 3252.
On page 3245, Kyoto University Cohort section, last sentence, the text “(E182 and R03112)” should read “(E182, R0311-2, and R1660-1)”.
On page 3252, Ethics Approval and Informed Consent section, the text “(E182 and R0311-2)” should read “(E182, R0311-2, and R1660-1)”.
The authors apologize for these errors.