Correction: Adoption of paediatric and neonatal pulse oximetry by 12 hospitals in Nigeria:a mixed-methods realist evaluation ============================================================================================================================= Graham HR, Bakare AA, Gray A, *et al*. Adoption of paediatric and neonatal pulse oximetry by 12 hospitals in Nigeria: a mixed-methods realist evaluation *BMJ Glob Health* 2018;3:e000812. doi: 10.1136/bmjgh-2018-000812 This article has been corrected since it first published. Owing to the image for Figure 3 and Figure 4 were back the front (ie, the titles are correct, but the wrong linking image). This is corrected in the latest version. This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See: [http://creativecommons.org/licenses/by/4.0](http://creativecommons.org/licenses/by/4.0)