Kamarthi, N., S. Malik, S. Goel, S. Gupta, and S. Sharma. “Botulinum Toxin: A Boon or Bane in Dentistry”. International Journal of Basic & Clinical Pharmacology, vol. 11, no. 4, July 2022, pp. 348-51, doi:10.18203/2319-2003.ijbcp20221603.