REDCap (Research Electronic Data Capture) is a set of clinical research electronic data acquisition system developed by Vanderbilt University Medical Center for more than ten years. It is used to build and manage clinical research databases. It has been used by more than 3,700 institutions in 131 countries, and has published more than 7,000 papers .This article is currently freely licensed for use by non-profit institutions. The Cohort Research Center obtained the Redcap software license in August 2019 and the REDCap system platform website construction was established with the assistance of the Office of Library and Information Services of Kaohsiung Medical University  in September 2019.