Kurathong, Sireedhorn, Kornwipa Hemarat, Seerung Noonpradej, and Siriporn Manavathongchai. “Prevalence and Risk Factors of Chloroquine and Hydroxychloroquine Retinopathy”. Vajira Medical Journal : Journal of Urban Medicine 65, no. Supplement November (November 30, 2021): S1–14. accessed September 15, 2026. https://he02.tci-thaijo.org/index.php/VMED/article/view/250268.