Evaluation of user acceptance of information systems in health care - the value of questionnaires. - Elske Ammenwerth; Frieda Kaiser; Immanuel Wilhelmy; Stefan Höfer (MIE, 2003)

An international course on strategic information management for medical informatics students: international perspectives and evaluation. - Monique W. M. Jaspers; Elske Ammenwerth; W. J. P. P. ter Burg; Frieda Kaiser; Reinhold Haux (Int. J. Medical Informatics, 2004)