A survey of practices for the use of electronic health records to support research recruitment oleh Jihad S. Obeid, Laura M. Beskow, Marie Rape, Ramkiran Gouripeddi, R. Anthony Black, James J. Cimino, Peter J. Embi, Chunhua Weng, Rebecca Marnocha, John B. Buse, for the Methods and Process and Informatics Domain Task Force Workgroup