1. Albert DA, Debois LKL, Lu KF. Antimalarial ocular toxicity, a critical appraisal. J Clin Rheumatol. 1998;4:57–62.
2. Okun E, Gouras P, Bernstein H, von Sallmann L. Chloroquine retinopathy—a report of eight cases with ERG and Dark-Adaptation findings. Arch Ophthalmol. 1963;63:93–105.
3. Marks JS. Chloroquine retinopathy: is there a safe daily dose? Ann Rheum Dis. 1982;41:52–8.
4. Bienfang D, Coblyn JS, Liang MH, Corzillius M. Hydroxychloroquine retinopathy despite regular ophthalmologic evaluation: a consecutive series. J Rheumatol. 2000;27:2703–6.
5. Percival SPB, Behrman J. Ophthalmological safety of chloroquine. Br J Ophthalmol. 1969;53:101–9.