Fig. 1. Landmarks on the facial soft tissues. Pp, pupil; O', otobasion inferius; Mc, medial canthus; Ch, cheilion; Go', soft-tissue gonion; Me', softtissue menton; G, glabella; Sn, subnasale; Pr, pronasale; Na', soft-tissue nasion; Pre, preaureculare; MI, midsagittal line; BI, bipupillary line; HI, horizontal line; RI, ramus line; OI, otobasion inferius line; O, oto; GI, gonion line; CI, chin line, Mbl, mandible body line; Pog', pogonion.
