This notice of funding opportunity (NOFO), utilizing the U24 grant funding mechanism, encourages applications for a collaborating Data Coordinating Center (DCC) application that accompanies an investigator-initiated multi site clinical trial (Phase III and beyond) application submitted under companion PAR-21-243. The DCC application must be specific to the companion Clinical Coordinating Center (CCC) application. The objective of the DCC application is to propose a comprehensive plan that provides overall project coordination, and administrative, data management, and biostatistical support for the proposed clinical trial. Both a DCC application and a corresponding CCC application need to be submitted simultaneously for consideration by NCCIH. Trials for which this NOFO applies must be relevant to the research mission of NCCIH and considered a high priority by the Center. For additional information about the mission, strategic vision, and research priorities of NCCIH, applicants are encouraged to consult the NCCIH website (http://www.nccih.nih.gov). Applicants are encouraged to contact the appropriate Scientific/Research contact for the area of science for which they are planning to develop an application prior to submitting to this NOFO.