Botox in the DAO muscles may soften a downturned mouth
https://padlet.com/bideloli586xorlc/bookmarks-bz8z1fyn1mrgbffh/wish/R7dXad95O2v1Q6bl
Botox in the DAO muscles may soften a downturned mouth, complementing filler in marionette lines for a smoother lower-face contour.