1.Male or female, aged between 18 to 75 years (both inclusive) <br/ >2.Hospitalized with RT-PCR confirmed COVID-19 illness and has any one of the below mentioned two: <br/ >PaO2/ FiO2 <300 <br/ >Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >3.Subject or LAR agree to provide a signed written informed consent prior to any study specific procedures and also agree to comply with study requirements <br/ >

1.Male or female, aged between 18 to 75 years (both inclusive) <br/ >2.Hospitalized with RT-PCR confirmed COVID-19 illness and has any one of the below mentioned two: <br/ >PaO2/ FiO2 <300 <br/ >Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >3.Subject or LAR agree to provide a signed written informed consent prior to any study specific procedures and also agree to comply with study requirements <br/ >

1.Male or female, aged between 18 to 75 years (both inclusive) <br/ >2.Hospitalized with RT-PCR confirmed COVID-19 illness and has any one of the below mentioned two: <br/ >PaO2/ FiO2 <300 <br/ >Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >3.Subject or LAR agree to provide a signed written informed consent prior to any study specific procedures and also agree to comply with study requirements <br/ >

1.Male or female, aged between 18 to 75 years (both inclusive) <br/ >2.Hospitalized with RT-PCR confirmed COVID-19 illness and has any one of the below mentioned two: <br/ >PaO2/ FiO2 <300 <br/ >Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >3.Subject or LAR agree to provide a signed written informed consent prior to any study specific procedures and also agree to comply with study requirements <br/ >