Retraction Note: Oxycodone versus morphine for analgesia after laparoscopic endometriosis resection

This article has been retracted. Please see the Retraction Notice for more detail: https://doi.org/10.1186/s12871-021-01540-1.

Source: BMC Anesthesiology - December 11, 2021 Category: Anesthesiology Authors: Lijun Niu, Lihong Chen, Yanhua Luo, Wenkao Huang and Yunsheng Li Tags: Retraction Note Source Type: research