Effectiveness of Invisalign® aligners in the treatment of severe gingival recession: a case report - Figueiredo, Marcio Antonio de; Romano, Fábio Lourenço; Feres, Murilo Fernando Neuppmann; Stuani, Maria Bernadete Sasso; Nahás-Scocate, Ana Carla Raphaelli; Matsumoto, Mirian Aiko Nakane (Korean Journal of Orthodontics, 2021)