European Journal of Cancer: Official journal for European Organization for Research and Treatment of Cancer (EORTC), 121, 55-63. ELSEVIER SCI LTD European Journal of Cancer, 121, 55-63 Bottomley, A, Reijneveld, J C, Koller, M, Flechtner, H, Tomaszewski, K A, Greimel, E, Ganz, P A, Ringash, J, Sasseville, M, O'Connor, D, Kluetz, P G, Campbell, A, Tafuri, G, Grønvold, M, Snyder, C, Gotay, C, Fallowfield, D L, Apostolidis, K, Wilson, R, Stephens, R, Oliver, K, Schunemann, H, Calvert, M, Holzner, B, Musoro, J Z, Wheelwright, S, Martinelli, F, Dueck, A C, Pe, M, Coens, C, Velikova, G, Kulis, D, Taphoorn, M J B, Darlington, A-S, Lewis, I & van de Poll-Franse, L 2019, ' Current state of quality of life and patient-reported outcomes research ', European Journal of Cancer, vol. 121, pp. 55-63 . https://doi.org/10.1016/j.ejca.2019.08.016