RT Journal Article SR Electronic T1 Trigeminal neuralgia: no laughing matter JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 263 OP 267 DO 10.1136/practneurol-2012-000403 VO 13 IS 4 A1 Daniel Blackburn A1 Marc Stewart Randall A1 Nigel Hoggard A1 Robin Highley A1 Kirsty Harkness YR 2013 UL http://pn.bmj.com/content/13/4/263.abstract AB