Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Apr 6, 2021; 9(10): 2205-2217
Published online Apr 6, 2021. doi: 10.12998/wjcc.v9.i10.2205
Figure 1
Figure 1 There were no significant differences between nonsevere and severe groups in the percentages of potential exposure to the source of infection within 14 d after confirmation of coronavirus disease 2019.