Effects of four premolar extractions on vermilion height and lip area during a posed smile in patients with bimaxillary protrusion

• Autori principali: Trisnawaty Nety (Autore), Ioi Hideki (Autore), Kitahara Toru (Autore), Suzuki Akira (Autore), Takahashi Ichiro (Autore)
• Natura: Libro
• Pubblicazione: Sciendo, 2013-11-01T00:00:00Z.
• Soggetti: article
• Accesso online: Connect to this object online.

Objective: The purpose of this study was to evaluate the effects of four premolar extractions and orthodontic treatment on changes to the lips and vermilion height during a posed smile.