McNicholl, B., Egan-Mitchell, B., Murray, J. P., Doyle, J. F., Kennedy, J. D. and Crome, L. (1970). Archives of Disease in Childhood, 45, 421. Cerebrocosto-mandibular syndrome: a new familial developmental disorder. Three sibs with a hitherto unreported syndrome are described, the main features being mental handicap, palatal defects, micrognathia, and severe costovertebral defects, involving se...