title: [Investigation on cholesterol crystals in cholesteatoma by several examinations].
mesh_terms: D000293:Adolescent; D000328:Adult; D002781:Cholesteatoma / Q000378:metabolism*; D002784:Cholesterol / Q000032:analysis*; D003460:Crystallization; D005260:Female; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008859:Microscopy, Polarization; D010033:Otitis Media / Q000378:metabolism*; D014961:X-Ray Diffraction
chemical_list: D002784:Cholesterol