TY - RPRT TI - Visual field defect associated with vigabatrin: observational cohort study. AU - L V Wilton AU - M D Stephens AU - R D Mann PY - 1999 DO - 10.1136/bmj.319.7218.1165 UR - https://pubmed.ncbi.nlm.nih.gov/10541505/ ID - 10541505 ER -