Comparison of mutation findings in ZIC2 between microform and classical holoprosencephaly in a Brazilian cohort - Ribeiro, Lucilene Arilho; Roessler, Erich; Hu, Ping; Pineda-Alvarez, Daniel E.; Zhou, Nan; Jones, MaryPat; Chandrasekharappa, Settara; Richieri-Costa, Antonio; Muenke, Maximilian (Birth Defects Research. Part A, Clinical and Molecular Teratology., 2012)