Gummy smile can be improved by relaxing levator muscles so less gum shows when smiling

https://iad.portfolio.instructure.com/shared/19119e27e92498f1fa6eea488137d5a3a7fc09d2e195e21a

Gummy smile can be improved by relaxing levator muscles so less gum shows when smiling, with dosing tailored to avoid speech or chewing changes.