TY - RPRT TI - Visual evoked potential and contrast sensitivity function in diabetic retinopathy. AU - A Collier AU - J D Mitchell AU - B F Clarke PY - 1985 DO - 10.1136/bmj.291.6490.248 UR - https://pubmed.ncbi.nlm.nih.gov/3926140/ ID - 3926140 ER -