Zhang, T., Jiang, H., Ming, C. Y., Wang, Y., Mao, D. and Wei, Y. fu (2020) “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(3). doi: 10.12669/pjms.36.3.1465.