A new technique for tongue brushing and halitosis reduction: the X technique. Journal of Applied Oral Science, [S. l.], v. 27, p. e20180331, 2019. DOI: 10.1590/1678-7757-2018-0331. Disponível em: https://www.revistas.usp.br/jaos/article/view/158657.. Acesso em: 2 may. 2024.