Karapantzou, Chrisanthi, Joao Pedro Vale, Frank Joachim Haubner, Konstantinos Zagoridis, Konstantinos Agas, Konstantinos Karagogos, Nikoleta Zagoridou, and Martin Canis. 2022. “Bilateral Approach With Botulinum Toxin Type A Injections in Patients With One-Sided Facial Hyperkinetic Movements”. Archives of Clinical and Medical Case Reports 6 (2):149-72. https://fortunejournals.org/ojs/index.php/acmcr/article/view/22592.