RT Journal Article SR Electronic T1 Wastewater monitoring grows as public health tool: National surveillance system shares data on COVID-19 JF The Nation's Health JO Nations Health FD American Public Health Association SP 1 OP 16 VO 52 IS 2 A1 Aaron Warnick YR 2022 UL http://www.thenationshealth.org/content/52/2/1.2.abstract AB