Correction to: Leukemia https://doi.org/10.1038/s41375-020-0758-4

The article Outcome of older (≥70 years) APL patients frontline treated with or without arsenic trioxide—an International Collaborative Study, written by Sabine Kayser, Ramy Rahmé, David Martínez-Cuadrón, Gabriel Ghiaur, Xavier Thomas, Marta Sobas, Agnes Guerci-Bresler, Ana Garrido, Arnaud Pigneux, Cristina Gil, Emmanuel Raffoux, Mar Tormo, Norbert Vey, Javier de la Serna, Olga Salamero, Eva Lengfelder, Mark J. Levis, Pierre Fenaux, Miguel A. Sanz, Uwe Platzbecker, Richard F. Schlenk, Lionel Adès & Pau Montesinos, was originally published Online First without Open Access. After publication in volume 34, page 2333–2341, the author decided to opt for Open Choice and to make the article an Open Access publication. Therefore, the copyright of the article has been changed to © The Author(s) 2020 and the article is forthwith distributed under the terms of the Creative Commons Attribution.