Bildnachweise
Maßband/© wildpixel / Getty Images / iStock, 10168663/© privat, Herzrhythmusstörungen/© wildpixel / Getty Images / iStock, 9225978/© privat, 10230303/© GreenApple78 / Getty Images / iStock, 10224221/© ESC, 10230289/© marilyna / Getty Images / istock, 10182463/© privat, 10207178/© zVg Lewinski, Dirk von Lewinski/© S. Furgler, 10201349/© zVg Henning R. Andersen, 10201994/© zVg Alain Cribier, 10201345/© zVg Ronald Binder, 10202274/© zVg Macková, 10202275/© zVg Macková, 10202347/© zVg Mackova, 10208399/© zVg Zirlik, 10208397/© zVg Zirlik, 10230300/© HowLettery / Getty Images / iStock, 9435536/© Co-Ordination, Andrea Podczeck-Schweighofer/© privat, 10230991/© microgen / Getty Images / iStock, 10199792/© SULY Photography / Zuzana Suly, Peter Jirak/© privat, 9933072/© KHK/privat, 10176801/© khsj, 10207334/© FOTO MUR, 10207321/© zVg Santner, 10230296/© miralex / Getty Images / iStock, andreas/© privat, 10203586/© MUI/HOF, 10206446/© zVg Hengstenberg, 10054283/© Matern, 10201049/© zVgStühlinger, 9530136/© privat, 10201173/© zVg Peter (2), 10201172/© zVg Peter (2), 10200123/© zVg Fiedler, 10054309/© Anrdrea Bichl, Intensivstation/© sudok1 / Getty Images / iStock, 9871908/© Daniela Lang, 9970123/© Med Uni Wien Richter