Puhan, M.A., Steinemann, N., Kamm, C.P., Müller, S., Kuhle, J., Kurmann, R., Calabrese, P., Kesselring, J., von Wyl, V. and on behalf of the Swiss Multiple Sclerosis Registry (SMSR) 2018. A digitally facilitated citizen-science driven approach accelerates participant recruitment and increases study population diversity. Swiss Medical Weekly. 148, 1920 (May 2018), w14623. DOI:https://doi.org/10.4414/smw.2018.14623.