Disease Spectrum of Human Metapneumovirus Infections in Infants and Young Children: Data From a Prospective Multicenter Study in Germany. - Borgmann J; Koerner-Rettberg C; Kiefer A; Dördelmann M; Armbrust S; Hufnagel M; Spielberger B; Lorenz M; Bode S; Teichmann A; Eberhardt F; Behrens C; et al. (The Pediatric infectious disease journal, 2026)