fig3

Figure 3. Four anthropometric distances were measured: nostril floor width (Sbal-Sn), alar distance (Sn-Al), alar curvature distance (Sn-Ac), and nostril length (Sbal-C'). al: alare; ac: alar curvature point; sn: subnasale; sbal: subalare; c': highest point of the columella