Figure 2.
The width of the type MF NLF marked points in Artec Studio Professional software (Artec 3D; Senningerberg, Luxembourg) (A) before and (B) 1 month after BTX-A injection; static expression. (C-F) The width of bilateral marked points changed with time in both type M and type MF NLFs. BTX-A, botulinum toxin-A; M, muscular type; MF, muscle–fat pad mixed type; NLF, nasiolabial fold.