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Characteristics of eligible studies included in the meta-analysis.

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posted on 2014-04-07, 03:24 authored by Lei Liu, Jinghua Jiao, Yu Wang, Jingyang Wu, Desheng Huang, Weiping Teng, Lei Chen

Abbreviations: NIDDM: non-insulin-dependent diabetes mellitus. DM: diabetes mellitus. C-C: Case-control. PDR: proliferative diabetic retinopathy. DR: diabetic retinopathy. WHO: World Health Organization guidelines. ETDRS: the Early Treatment Diabetic Retinopathy Study. Polys: genotype combinations of polymorphisms. N/A: Not applicable.

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