RT Journal Article SR Electronic T1 Too many numbers and complexity: time to update the classifications of neurogenetic disorders? JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 647 OP 650 DO 10.1136/jmedgenet-2015-103477 VO 53 IS 10 A1 Jean-Michel Vallat A1 Cyril Goizet A1 Laurent Magy A1 Stéphane Mathis YR 2016 UL http://jmg.bmj.com/content/53/10/647.abstract AB