Kurathong, S., Hemarat, K. , Noonpradej, S. and Manavathongchai, S. 2021. Prevalence and Risk Factors of Chloroquine and Hydroxychloroquine Retinopathy. Vajira Medical Journal : Journal of Urban Medicine. 65, Supplement November (Nov. 2021), S1–14. DOI:https://doi.org/10.14456/vmj.2021.48.