http://admsl.free.fr/ http://www.orpha.net/consor/cgi-bin/OC_Exp.php?lng=FR&Expert=272092 France French association of patients larsen syndrome, dominant type larsen syndrome, recessive type abnormalities, multiple cleft lip cleft palate Joint Dislocations osteochondrodysplasias tooth abnormalities craniofacial abnormalities larsen syndrome