title: Endoscopic identification of the maxillary sinus osteum.
authors.affiliation: Division of Otolaryngology, University of Maryland Hospital, Baltimore.
authors.forename: J F
authors.initials: JF
authors.lastname: Biedlingmaier
authors.forename: H
authors.initials: H
authors.lastname: Leveque
mesh_terms: D004724:Endoscopy; D006801:Humans; D008443:Maxillary Sinus / Q000033:anatomy & histology* / Q000601:surgery