Effects of Surgically Assisted Rapid Palatal Expansion on Facial Soft Tissues: A Systematic Review. - Vogiatzis, Fotis; Roussos, Petros; Doulis, Ioannis; Palikaraki, Georgia; Christopoulos, Panagiotis; Sifakakis, Iosif (Applied Sciences (2076-3417), 2022)