title: Regional variations in costs of tonsillectomy and adenoidectomy.
mesh_terms: D000233:Adenoidectomy / Q000191:economics*; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003365:Costs and Cost Analysis; D005251:Fees, Medical; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D014068:Tonsillectomy / Q000191:economics*; D014481:United States