Küpper, T., Hillebrandt, D., Milledge, J., & Basnayt, B. (2020). Model Contract for Health Care on Trekking and Expeditions for Doctors – Recommendation of the Medical Commission of the Union Internationale des Associations d’Alpinisme (UIAA). Health Promotion & Physical Activity, 13(4), 14–17. https://doi.org/10.55225/hppa.170