http://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=FR&Expert=98889 2011 France scientific and technical information perisylvian syndrome malformations of cortical development
--- https://anpgm.fr/media/documents/ANPGM_057_Polymicrogyrie_Perisylvienne_Bilaterale_SRPX2.doc 2009 France guideline right and left Polymicrogyria Polymicrogyria perisylvian syndrome abnormalities, multiple intellectual disability malformations of cortical development