Ozhohan Ю. М. The study of the psychological status at patients with teeth discoloration. Actual Dentistry, Kyiv, Ukraine, n. 5–6, p. 8–14, 2022. DOI: 10.33295/1992-576X-2022-5-6-8. Disponível em: https://www.dentalexpert.com.ua/index.php/stomatology/article/view/497. Acesso em: 26 jul. 2026.