Retraction notice to “Bloqueo en el plano del músculo erector de la columna frente a anestesia local infiltrativa para discectomía endoscópica percutánea transforaminal: ensayo controlado aleatorizado prospectivo” Volume 70, Issue 10, December 2023, Pages 552-560

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/about/policies/article-withdrawal). This article has been retracted due to non-compliance with the journal's clinical trial registration policy. In accordance with international editorial standards, clinical trials must be prospectively registered in a public database before enrollment of the first participant. Although the study received Ethics Committee approval, the trial registration was completed after data collection had finished. This retraction is based solely on regulatory and editorial policy requirements and does not reflect concerns regarding the scientific or ethical quality of the research.