Social competence and behavior problems in patients with velocardiofacial / del 22q11.2 syndrome: preliminar results - Ferro, Márcia Regina; Maximino, Luciana Paula; Richieri-Costa, Antonio; Abramides, Dagma Venturini Marques (Simpósio Internacional de Fissuras Orofaciais e Anomalias Relacionadas, 2009)