Zhang, Tao, Hai Jiang, Chen Yu Ming, Yan Wang, Deng Mao, and Yuan fu Wei. “Influence of Different Kinds of surgical Resection on Operation-Related Clinical Indexes, Inflammatory Cytokines and Complications in Elderly Patients With Esophageal Cancer: Study on Elderly Patients With Esophageal Cancer”. Pakistan Journal of Medical Sciences 36, no. 3 (March 4, 2020). Accessed April 19, 2024. https://www.pjms.org.pk/index.php/pjms/article/view/1465.