Prospective analysis: does ice bathing harden against COVID-19 and is B RhD- the least viral resistant blood group in Polish ice bathers? - Tukiendorf, Andrzej; Wysoczański, Łukasz; Wysoczańska, Paulina; Lancé, Marcus; Feusette, Piotr; Szczepanowski, Zbigniew; Michalak, Sylwia; Mantorski, Wawrzyniec; Mardusińska, Julia; Wolny-Rokicka, Edyta; Bujnowska-Fedak, Maria (Family Medicine & Primary Care Review, 2024)