For smile lines caused by volume loss, fillers may be preferred; botox targets movement-related lines
https://www.livebinders.com/b/3702295?tabid=d764768d-83bc-5a0b-7198-71e073c6f72b
For smile lines caused by volume loss, fillers may be preferred; botox targets movement-related lines, so a combined plan often achieves the most natural, comprehensive improvement.