PT - JOURNAL ARTICLE AU - Richard Stark TI - Clinical testing of visual fields using a laser pointer and a wall AID - 10.1136/practneurol-2013-000562 DP - 2013 Aug 01 TA - Practical Neurology PG - 258--259 VI - 13 IP - 4 4099 - http://pn.bmj.com/content/13/4/258.short 4100 - http://pn.bmj.com/content/13/4/258.full SO - Pract Neurol2013 Aug 01; 13