Tangtavorn, N. and Yospaiboon, Y. (2015) “Chloroquine and Hydroxychloroquine Retinopathy in Rheumatologic Patients: Prevalence and Risk Factors”, Srinagarind Medical Journal, 30(5), p. 63. Available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/39951 (Accessed: 17 May 2022).