title: [Why there is no recommendation for ultrasonography in maxillary sinusitis?].
authors.forename: Olle
authors.initials: O
authors.lastname: Wik
authors.forename: Georg
authors.initials: G
authors.lastname: Larsson
authors.forename: Jari
authors.initials: J
authors.lastname: Nivala
authors.forename: Claes-Jörgen
authors.initials: CJ
authors.lastname: Wadsten
mesh_terms: D006801:Humans; D015523:Maxillary Sinusitis / Q000000981:diagnostic imaging*; D017410:Practice Guidelines as Topic; D014463:Ultrasonography