Cernư, E X-ray and operative findings in the region of paranasal sinuses in patients with ozaena. [electronic resource] - Sbornik vedeckych praci Lekarske fakulty Karlovy university v Hradci Kralove 1969 - 159-64 p. digital Publication Type: Journal Article ISSN: 0049-5514 Subjects--Topical Terms: Frontal Sinus--diagnostic imagingHumansMaxillary Sinus--diagnostic imagingParanasal Sinuses--diagnostic imagingRadiographyRhinitis, Atrophic--complicationsSphenoid Sinus--diagnostic imagingTransillumination