title: [Value of external drainage in the diagnosis and treatment of frontal sinusitis].
mesh_terms: D004322:Drainage / Q000379:methods*; D005069:Evaluation Studies as Topic; D005122:Exudates and Transudates / Q000032:analysis; D005626:Frontal Sinus / Q000601:surgery*; D006801:Humans; D012852:Sinusitis / Q000175:diagnosis / Q000601:surgery*; D007507:Therapeutic Irrigation / Q000379:methods
vernacular_title: Ocena wartości drenazu zewnetrznego w diagnostyce i leczeniu zapalnych schorzeń zatok czołowych.