Interprofessional collaboration in nursing homes (interprof): development and piloting of measures to improve interprofessional collaboration and communication : a qualitative multicentre study - Müller, Christiane Annette; Fleischmann, Nina; Cavazzini, Christoph; Heim, Susanne; Seide, Svenja; Geister, Christina; Tetzlaff, Britta; Hoell, Andreas; Werle, Jochen; Weyerer, Siegfried; Scherer, Martin; Hummers, Eva (BMC family practice, 2018)