Evaluation of oral hygiene in school children from the eastern region of Wielkopolska. Journal of Medical Science, Poznań, Poland, v. 85, n. 4, p. 294–297, 2016. DOI: 10.20883/jms.2016.185. Disponível em: https://jmsnew.ump.edu.pl/index.php/JMS/article/view/185. Acesso em: 7 jul. 2025.