Virus

Enveloped or not

Urine (gc/mL)

Feces (gc/g)

Feces (gc/swab)

SARSb

Yes

101.3

106.1

NA

Cytomegalovirus (CMV)C

Yes

104.5

NA

NA

SARS-CoV-2d

Yes

ND

NA

105

Human norovirus GIIe

No

NA

108.5

NA

JC polyomavirusf

No

104.6

NA

NA