Steven Fagien, Rui L Avelar, Sue Ellen Cox, John H Joseph, Joely Kaufman-Janette, Keith A Marcus, Safety and Duration of Effect of 40U PrabotulinumtoxinA-xvfs for the Treatment of Moderate to Severe Glabellar Lines in Adult Patients: A Phase II, Multi-Center, Randomized, Double Blind, Active-Controlled Trial, Aesthetic Surgery Journal, 2024;, sjae051, https://doi.org/10.1093/asj/sjae051