title: [Use of spirographic studies in the diagnosis of subglottic laryngitis].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D007827:Laryngitis / Q000175:diagnosis*; D007828:Laryngoscopy; D013147:Spirometry
vernacular_title: Zastosowanie badań spirograficznych w diagnostyce laryngitis subglottica