Acknowledgement
We are grateful to the staff in charge of infectious diseases at the six public health centers in Jeju Province for performing the epidemiological survey of confirmed COVID-19 cases, and the Infectious Disease Control Team at the Jeju Provincial Office for interpreting the sources of infection by analyzing the epidemiological reports.
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Cited by
- Clinical Characteristics and Risk Factors for Severe Disease of Coronavirus Disease 2019 in a Low Case Fatality Rate Region in Korea vol.53, pp.4, 2021, https://doi.org/10.3947/ic.2021.0104