Corrigendum: Difference-frequency generation in an AlGaAs Bragg-reflection waveguide using an on-chip electrically-pumped quantum dot laser (2021 J. Opt.23085802). (21st April 2022) - Schlager, A; Götsch, M; Chapman, R J; Frick, S; Thiel, H; Suchomel, H; Kamp, M; Höfling, S; Schneider, C; Weihs, G