Sensors Sensors Automatic assessment of the 2-minute walk distance for remote monitoring of people with multiple sclerosis Kontaxis Spyridon Universidad de Zaragoza Laporta Estela Garcia Esther Martinis Matteo Leocani Letizia Roselli Lucia Buron Mathias Due Guerrero Ana Isabel Zabala Ana Cummins Nicholas Vairavan Srinivasan Hotopf Matthew Dobson Richard J. B. Narayan Vaibhav A. La Porta Maria Libera Costa Gloria Dalla Magyari Melinda Sørensen Per Soelberg Nos Carlos Bailon Raquel Universidad de Zaragoza Comi Giancarlo 2023 research-article