TY - RPRT TI - OBJECTIVE VISUAL FIELD TESTING. OCCIPITAL POTENTIALS EVOKED FROM SMALL VISUAL STIMULI. AU - R M COPENHAVER AU - G D BEINHOCKER PY - 1963 DO - 10.1001/jama.1963.63710080001008 UR - https://pubmed.ncbi.nlm.nih.gov/14078091/ ID - 14078091 ER -