Design and multicentric implementation of a generic software architecture for patient recruitment systems re-using existing HIS tools and routine patient data - Trinczek, B; Köpcke, F; Leusch, T; Majeed, RW; Schreiweis, B; Wenk, J; Bergh, B; Ohmann, C; Röhrig, R; Prokosch, HU; Dugas, M (Appl Clin Inform, 2014)