Wastewater Surveillance to Confirm Differences in Influenza A Infection between Michigan, USA, and Ontario, Canada, September 2022–March 2023

Ryland Corchis-Scott, Mackenzie Beach, Qiudi Geng, Ana Podadera, Owen Corchis-Scott, John Norton, Andrea Busch, Russell A. Faust, Stacey McFarlane, Scott Withington, Bridget Irwin, Mehdi Aloosh, Kenneth K.S. Ng, and R. Michael McKay