Christoph, S., Cazzaniga, S., Hunger, R. E., Naldi, L., Borradori, L. and Oberholzer, P. A. 2016. Ultraviolet radiation protection and skin cancer awareness in recreational athletes: a survey among participants in a running event. Swiss Medical Weekly. 146, 1112 (Mar. 2016), w14297. DOI:https://doi.org/10.4414/smw.2016.14297.