Effect of Post-Injection Facial Exercise on Time of Onset of Botulinum Toxin for Glabella and Forehead Wrinkles: A Randomized Controlled, Crossover Clinical Trial

Publication date: Available online 25 October 2018

Source: Journal of the American Academy of Dermatology

Author(s): Murad Alam, Amelia Geisler, Melanie Warycha, Kapila Paghdal, Wanjarus Roongpisuthipong, Daniel I. Schlessinger, Brian R. Chen, Kelly A. Reynolds, Dennis P. West, Emily Poon