Botox can refine a downturned mouth by relaxing depressor anguli oris, subtly lifting corners for a friendlier

https://www.scribd.com/document/1010762039/Botox-Beauty-Injections-Natural-Results-at-Any-Age-130436

Botox can refine a downturned mouth by relaxing depressor anguli oris, subtly lifting corners for a friendlier, less tired resting expression.