Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Feb 26, 2021; 9(6): 1271-1283
Published online Feb 26, 2021. doi: 10.12998/wjcc.v9.i6.1271
Figure 1
Figure 1 Flow diagram of included and excluded cases. LOS: Length of stay.