The role of 9qh+ in phenotypic and genotypic heterogeneity in a Van der Woude syndrome pedigree
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Van der Woude syndrome (VWS) (OMIM 119300) is a dominantly inherited developmental disorder that is characterized by pits and/or sinuses of the lower lip and cleft lip and/or cleft palate. Mutations in the interferon regulatory factor 6 gene (IRF6) have been r... ...