biostudies-literatureUnknown11Gertz AJMIR public health and surveillancehttps://www.ebi.ac.uk/biostudies/studies/S-EPMC12379747biostudies-literatureAssessment of Influenza Testing Distribution in the United States for the 2021-2022, 2022-2023, and 2023-2024 Influenza Seasons: Online Cross-Sectional StudyPMC12379747Rader BBrownstein JRemmel CSopko JGertz AfalseAssessment of Influenza Testing Distribution in the United States for the 2021-2022, 2022-2023, and 2023-2024 Influenza Seasons: Online Cross-Sectional Study2025-01-01T00:00:00Z2025 Jan2026-05-10T01:49:29.947Z2026-04-08T01:25:15.39ZS-EPMC12379747