title: [Summation of photocoagulation areas with graphic digitizer].
mesh_terms: D000328:Adult; D000368:Aged; D003201:Computers / Q000379:methods; D003930:Diabetic Retinopathy / Q000601:surgery*; D005260:Female; D006801:Humans; D008028:Light Coagulation; D008297:Male; D008875:Middle Aged