SAINI, R. S.; KAUR, K. Assessment of interoperator variability in shade selection using two shade guides: An observational study. International journal of health sciences, [S. l.], v. 6, n. S8, p. 923–926, 2022. DOI: 10.53730/ijhs.v6nS8.9945. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/9945. Acesso em: 10 oct. 2025.