Retrospective Cohort Study
Copyright ©The Author(s) 2021.
World J Clin Cases. May 16, 2021; 9(14): 3252-3264
Published online May 16, 2021. doi: 10.12998/wjcc.v9.i14.3252
Figure 1
Figure 1 Patient selection flow chart. ICD 10-CM: International Classification of Disease, 10th revision, Clinical Modification.