Periodontal status among 12-year-old schoolchildren: a population-based cross-sectional study in Quito, Ecuador - Vega, Marco Medina; Ibarra, Mariela Cumandá Balseca; Conde, Maritza Del Carmen Quezada; Reis, Isabella Neme Ribeiro; Frias, Antonio Carlos; Raggio, Daniela Prócida; Crosato, Edgard Michel; Mendes, Fausto Medeiros; Pannuti, Claudio Mendes; Romito, Giuseppe Alexandre (Brazilian Oral Research, 2024)