Methodological aspects of national surveys in Brazil: contributions to the debate on oral health surveillance - Vargas, Andrea Maria Duarte; Teixeira, Doralice Severo da Cruz; Alves, Maria Cecilia Goi Porto; Alencar, Gizelton Pereira; Bernal, Regina Tomie Ivata; Vasconcelos, Mara; Pinto, Rafaela da Silveira; Drummond, Andreia Maria Araújo; Moura, Rosa Núbia Vieira de; Gomes, Viviane Elisângela; Ferreira, Raquel Conceição (Brazilian Oral Research, 2025)