Alobar holoprosencephaly in 2 sibs: an autosomal recessive type? - Richieri-Costa, Antonio; Zechi-Ceide, Roseli Maria; Guion-Almeida, Maria Leine; Ribeiro, L. A (International Congress on Cleft Lip and Palate and Related Craniofacial Anomalies: Cleft and craniofacial care experience, evolution and innovation, 2009)