1. Angle EH (1899) Classification of malocclusion. Dental Cosmos 41: 248-226.
2. Bernsteim L, (1992) Edward H. Angle versus Calvin S. Case: extraction versus nonextraction. Historical revisionism. Part II. Am J Orthod Dentofacial Orthop 102(6): 546-551.
3. Indications for extraction of teeth in orthodontic procedure;Tweed;Am J Orthod Dentofacial Orthop 30(8),1944
4. Viazis AD, Viazis E, Pagonis TC (2014) The Concept of a New Dental Disease: Orthodontosis and Orthodontitis. J Dent Health Oral Disord Ther 1(5): 00030.
5. Viazis AD, Viazis E, Pagonis TC (2016) The Fallacy of Tongue Thrust and Non-Surgical Treatment of a Severe Anterior Open Bite. J Dent Health Oral Disord Ther 4(4): 00120.