X. Gao, S. Xue, F. Yang, B. Wu, X. Yu, and B. An, “Methyl-CpG binding protein 2 is associated with the prognosis and mortality of elderly patients with hip fractures”, Clinics, vol. 77, p. 100034, Apr. 2022, doi: 10.1016/j.clinsp.2022.100034.