Küpper T. 24th Annual Meeting of the German Society for Travel Medicine (DFR), Bremerhaven, Germany, 16–18 September 2021 . Health Prom Phys Act [Internet]. 2021 Sep. 30 [cited 2024 Jul. 22];16(3):40-51. Available from: https://journals.anstar.edu.pl/index.php/hppa/article/view/28