Mohammed Ali Fayyad

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AIM One of the critical aspects of esthetic dentistry is creating geometric or mathematical proportions to relate the successive widths of the anterior teeth. The golden proportion, the recurring esthetic dental (RED) proportion, and the golden percentage are theories introduced in this field. The aim of this study was to investigate the existence of the(More)
In the second part of a two-part study on the necessity for subgingival crown placement, photographs of 527 Saudi citizens (285 men and 242 women) with natural and exaggerated smiles were made. The photographs revealed that a substantial percentage of the participants did not exhibit the gingival tissue of their posterior maxillary teeth (41.7% to 70.2%)(More)
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