Harmonious proportion.
Astakhov
A
A
D003724:Dental Arch / Q000033:anatomy & histology; D003767:Dental Occlusion, Balanced; D004955:Esthetics, Dental; D006801:Humans; D007180:Incisor / Q000033:anatomy & histology*; D009811:Odontometry / Q000592:standards*; D012904:Smiling; D014716:Vertical Dimension