Fei, Guofang, Wei Yan, and Huaqi Yao. “Effect of Single Intravenous Injection of Esketamine on Quality of Recovery During Early Period After Modified Radical Mastectomy for Breast Cancer: A Retrospective Study”. Pakistan Journal of Medical Sciences 39, no. 6 (September 23, 2023). Accessed May 20, 2024. https://pjms.org.pk/index.php/pjms/article/view/8057.