IncobotulinumtoxinA Demonstrates Safety and Prolonged Duration of Effect in a Dose-Ranging Study for Glabellar Lines: Final Study Results. (July 2022) - Gold, Michael; Kerscher, Martina; Fabi, Sabrina; Fischer, Tanja; Joseph, John; Prager, Welf; Rzany, Berthold; Yoelin, Steve; Roll, Susanna; Klein, Gudrun; Maas, Corey