Sclerotherapy as an esthetic indication in oral vascular malformations: a case series - Manzano, Brena Rodrigues; Maciel, Aloizio Premoli; Santaella, Natalia Garcia; Ikuta, Carla Renata Sanomiya; Rubira, Cassia Maria Fischer; Santos, Paulo Sérgio da Silva (Anais Brasileiros de Dermatologia, 2019)