Non-neoplasic tumorous proliferation in a 9-year-old child and 2 years'follow-up: a case report - Omena, Ana Luiza Costa Silva de; Nascimento, Leilane Larissa Albuquerque do; Pimentel, Mayssa Galvão; Cóvos, Thaís Gimenez; Tedesco, Tamara Kerber; Imparato, José Carlos Pettorossi; Floriano, Isabela (Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, 2020)