A digitally facilitated citizen-science driven approach accelerates participant recruitment and increases study population diversity oleh Milo A. Puhan, Nina Steinemann, Christian P Kamm, Stefanie Müller, Jens Kuhle, Roland Kurmann, Pasquale Calabrese, Jürg Kesselring, Viktor von Wyl, on behalf of the Swiss Multiple Sclerosis Registry (SMSR)