Sebo, P., D. M. Haller, B. Cerutti, and H. Maisonneuve. “A Prospective Observational Study of the Main Features of Nocturnal Leg Cramps in Primary Care”. Swiss Medical Weekly, vol. 149, no. 1112, Mar. 2019, p. w20048, doi:10.4414/smw.2019.20048.