User Needs and Requirements for the Mobility Assistance and Activity Monitoring Scenario within the RAPP Project. - Miren Iturburu; Eneko Goiburu; Javier Yanguas; Edurne Andueza; Elia Corral; Cristina Alderete; Ana Orbegozo; David Daney; Vincent Prunet; Jean-Pierre Merlet (Progress in Automation, Robotics and Measuring Techniques (2), 2015)