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In March 2022, we observed samples with a negative fluorescent signal (60.5%, n = 43) for the influenza A matrix gene and a stronger positive signal for subtype A(H3N2). Forty‐three samples were positive in InfA (H3N2) (mean Cq 30.9, range 23.9–35.1), and 26 of the 43 samples were negative in InfA matrix (mean Cq 28.0, range 23.2–30.6). Our multiplex test is a laboratory‐developed four‐target, four‐color...
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