Iwai K, Ushigome E, Yokota I, et al. Diabetes Metab Syndr Obes. 2020;13:4747–4753.
The authors have advised there was an error in the Institutional Review Board’s protocol version number. The correct protocol version number should read from R000040969 to ERB-C-1463-2.
On page 4747, Abstract, Trial Registration section, the text “Protocol version number: R000040969. Registration date: February 22, 2019. Recruitment began: June 19, 2019” should read “Protocol version number: ERB-C-1463-2. Registration date: February 22, 2019. Recruitment began: June 19, 2019”.
On page 4751, Ethics Approval and Informed Consent section, third sentence, the text “Protocol modifications will be approved by the medical research ethics committee of the Hospital of the Kyoto Prefectural University of Medicine (protocol reference number: R000040969)” should read “Protocol modifications will be approved by the medical research ethics committee of the Hospital of the Kyoto Prefectural University of Medicine (protocol reference number: ERB-C-1463-2)”.
The authors wish to apologize for the error.