Correction to: Current Anesthesiology Reports (2019) 9(3):257–262

https://doi.org/10.1007/s40140-019-00338-9

The article Quadratus Lumborum Block: a Technical Review, written by Avni Gupta, Rakesh Sondekoppam and Hari Kalagara, was originally published Online First without Open Access. After publication in volume 9, issue 3, page 257–262 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) 2019 and the article is forthwith distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits use, duplication, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

The original article has been corrected.