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2. American Dental Association Current Dental Terminology Code Book 24
3. New York State Law, Section 3224 Insurance Law 1997 https://www.dfs.ny.gov/insurance/circltr/2000/cl00_06.htm
4. New York State, Office of General Counsel, Department of Finance 2011 https://www.dfs.ny.gov/insurance/ogco2011/rg110503.htm
5. Professional Responsibility in Dentistry