Influence of spacing in the upper lateral incisor area on the perception of smile esthetics among orthodontists and laypersons

Conclusions The results of this study suggest that diastemas in the upper lateral incisor area were considered unattractive, following a pattern: the greater and the more mesially located, the more unattractive was the smile.
Source: Journal of the World Federation of Orthodontists - Category: Dentistry Source Type: research