Extracorporeal photopheresis—New insights into an old procedure. - Seiffert, Sabine; Kirchberg, Janine; Bach, Enrica; Menger, Victoria; Brückner, Mandy; Sack, Ulrich; Köhl, Ulrike; Platzbecker, Uwe; Boldt, Andreas; Herling, Marco; Vučinić, Vladan (Transfusion Medicine, 2026)