Diana Mostafa
10.1016/j.ijscr.2017.11.055
Int J Surg Case Rep
2018;42:169-174.
botox botulinum toxin injection excessive gingival display gingivectomy gummy smile treatment
CC BY-NC-ND
https://pubmed.ncbi.nlm.nih.gov/29248835/
PMC5985251
29248835
A successful management of sever gummy smile using gingivectomy and botulinum toxin injection: A case report
2018