Christian Eichhorn 0002David A. PlecherMartin LurzNadja LeipoldMarkus Böhm 0001Helmut KrcmarAngela OttDorothee VolkertAtsushi HiyamaGudrun KlinkerCombining Motivating Strategies with Design Concepts for Mobile Apps to Increase Usability for the Elderly and Alzheimer Patients.47-662020HCI (28)https://doi.org/10.1007/978-3-030-50249-2_4conf/hci/2020-28db/conf/hci/hci2020-28.html#0002PLL0KOVHK20