Influence of upper lip curvature on smile attractiveness in patients with different degrees of gingival smiles: A cross-sectional study with opinions from oral health providers and laypersons

Publication date: Available online 7 February 2021Source: American Journal of Orthodontics and Dentofacial OrthopedicsAuthor(s): Sergio Hernán Valverde-Montalva, Carlos Flores-Mir, Daniel Rinchuse, Luis Ernesto Arriola-Guillén
Source: American Journal of Orthodontics and Dentofacial Orthopedics - Category: Dentistry Source Type: research