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

https://www.mediafire.com/file/jvebflbekkd76ca/pdf-59336-98734.pdf/file

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