Healthcare Workers Have More Frequent and Less Severe Influenza-Like Illness Than Non-healthcare Workers: Findings From the PAIVED Study. - Liberg R; Schmidt K; Schofield C; Ganesan A; Campbell W; Hrncir D; Lalani T; Warkentien T; Mende K; Markelz AE; Berjohn CM; Housel L; et al. (Open forum infectious diseases, 2026)