AUG 29, 2026 · JOURNAL ARTICLE
Eight years of nationwide routine wastewater surveillance in New Zealand: Demonstrating its complementary role in public health policy
International Journal of Drug Policy
An 8-year observational surveillance implementation demonstrating feasibility and policy correlation, but without controlled comparison, validation against independent consumption data, or causal attribution of policy changes to the surveillance system.
Reported
Sample size23158
Number of treatment plants62
Population coverage~80%