title: Problems of the etiology, pathogenesis and clinical diagnosis of ozena.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D003168:Complement Fixation Tests; D003353:Corynebacterium diphtheriae / Q000302:isolation & purification; D005260:Female; D006801:Humans; D007122:Immunoelectrophoresis; D007709:Klebsiella / Q000302:isolation & purification*; D008297:Male; D008875:Middle Aged; D009668:Nose Diseases / Q000175:diagnosis / Q000209:etiology / Q000382:microbiology; D012220:Rhinitis / Q000175:diagnosis; D012737:Sex Factors