The learning curve of the MS-TRAM/DIEP breast reconstruction by dual-trained breast surgeons.

"Declarations Ethics approval and consent to participateThis research has been approved by the ethical committees of Sun Yat-sen Memorial Hospital.(Number: SYSEC-KY-KS-2021-144). All the experiments were performed in accordance with relevant guidelines and regulations (e.g. Declaration of Helsinki) informed consent was obtained from all subjects and/or their legal guardian(s). Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was supported by grants from the Natural Science Foundation of China (#82271650,#82303552), the National Natural Science Foundation of Guangdong Province (# 2019A1515011467, #2021A1515012361, #2019A1515110075, #2022A1515012012), the Guangdong Science and Technology Department (2020B1212060018), the Guangzhou Science Technology and Innovation Commission (#202102010221 #20212200003). We also appreciate the assistance from the Disease Registry Department, the Artificial Intelligence Lab and the Big Data Center of Sun Yat-sen Memorial Hospital, Sun Yat-sen University. We also appreciate the support from REDCap development team and research teams of Vanderbilt University Medical Center. Guangdong Provincial Fund Committee Regional Joint Fund - Youth Fund Project (#2021A1515111203)."

"Trial registration NCT05560633."