Hương, C. T. Q., Trung, L. T., Hiếu, P. D., Linh, P. L. H., & Tường, L. V. (2026). Sensitivity and specificity of gingivitis diagnosis using smartphone-based intraoral photographs. Journal of Medical Research, 199(2), 598-605. https://doi.org/10.52852/tcncyh.v199i2.4611