Donor-derived cell-free DNA in chronic lung allograft dysfunction phenotypes: a pilot study - Beeckmans, H.; Pagliazzi, A.; Kerckhof, P.; Hofkens, R.; Debackere, F.; Zajacova, A.; Bos, S.; Vanaudenaerde, B. M.; de Loor, H.; Naesens, M.; Vos, R. (Frontiers in Transplantation, 2024)