If you are interested in the background and "history" of initiatives and steps which were taken internationally during the past 20 years to standardize and harmonize nomenclature and diagnostic criteria (mainly of proliferative lesions), please use the links below:

• Standardization of nomenclature and diagnostic criteria for proliferative lesions – Approaches in the 90th
  
  
• The global initiative "INHAND": International Harmonization of Nomenclature and Diagnostic criteria – Steps taken in the 21st century
  
  

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