Non-mydriatic Polaroid photography in screening for diabetic retinopathyBr Med J (Clin Res Ed) 1988; 296 doi: https://doi.org/10.1136/bmj.296.6633.1399 (Published 14 May 1988) Cite this as: Br Med J (Clin Res Ed) 1988;296:1399
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