title: [Clinical cases with difficulties in maintaining the airway: their classification and management].
mesh_terms: D000293:Adolescent; D000328:Adult; D000402:Airway Obstruction / Q000145:classification*; D000770:Anesthesia, Endotracheal / Q000379:methods*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged