How different social classes benefit from the subsidized orthodontic services in Norway.
D000293:Adolescent; D005380:Financing, Government; D006301:Health Services Needs and Demand; D006801:Humans; D009664:Norway; D009971:Orthodontics, Corrective / Q000706:statistics & numerical data*; D012923:Social Class; D012959:Socioeconomic Factors