title: [How to investigate and treat sleep apnea syndrome? Medical specialty and place of residency may be decisive].
authors.affiliation: Norrlands Universitetssjukhus, Umeå.
authors.forename: C S
authors.initials: CS
authors.lastname: Ingridsson
authors.forename: L
authors.initials: L
authors.lastname: Hjelm
mesh_terms: D006801:Humans; D008511:Medicine; D010818:Practice Patterns, Physicians'; D012891:Sleep Apnea Syndromes / Q000175:diagnosis / Q000628:therapy; D013038:Specialization; D013548:Sweden