Cite
MLA Citation
G B Arden et al.. “Pattern electroretinograms become abnormal when background diabetic retinopathy deteriorates to a preproliferative stage: possible use as a screening test..” British journal of ophthalmology, vol. 70, no. 5, 1986, pp. 330–335. http://access.bl.uk/ark:/81055/vdc_100137791087.0x000051