1. 20 years-old or older2. Confirmed diagnosis of COVID-19 with PCR or antigen test 3. temperature >= 37.5 degree Celsius4. All subjects are required to have signed an informed consent document indicating that they understood the purpose of and procedures required for the study and are willing to participate in the study

1. 20 years-old or older2. Confirmed diagnosis of COVID-19 with PCR or antigen test 3. temperature >= 37.5 degree Celsius4. All subjects are required to have signed an informed consent document indicating that they understood the purpose of and procedures required for the study and are willing to participate in the study

1. 20 years-old or older2. Confirmed diagnosis of COVID-19 with PCR test3. temperature >= 37.5 degree Celsius4. All subjects are required to have signed an informed consent document indicating that they understood the purpose of and procedures required for the study and are willing to participate in the study

1. 20 years-old or older2. Confirmed diagnosis of COVID-19 with PCR test3. temperature >= 37.5 degree Celsius4. All subjects are required to have signed an informed consent document indicating that they understood the purpose of and procedures required for the study and are willing to participate in the study