Strausberg, Feingold, Grouse et al.: "Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences. ..." in: Proceedings of the National Academy of Sciences of the United States of America, Vol. 99, Issue 26, pp. 16899-903, 2002 (PubMed).
Lowry, Gould, Walter et al.: "Absence of PITX2, BARX1, and FOXC1 mutations in De Hauwere syndrome (Axenfeld-Rieger anomaly, hydrocephaly, hearing loss): a 25-year follow up." in: American journal of medical genetics. Part A, Vol. 143A, Issue 11, pp. 1227-30, 2007 (PubMed).
Krivicka-Uzkurele, Pilmane, Akota: "Barx1, growth factors and apoptosis in facial tissue of children with clefts." in: Stomatologija / issued by public institution "Odontologijos studija" ... [et al.], Vol. 10, Issue 2, pp. 62-6, 2008 (PubMed).
Vieira, McHenry, Daack-Hirsch et al.: "Candidate gene/loci studies in cleft lip/palate and dental anomalies finds novel susceptibility genes for clefts." in: Genetics in medicine : official journal of the American College of Medical Genetics, Vol. 10, Issue 9, pp. 668-74, 2008 (PubMed).
Jugessur, Shi, Gjessing et al.: "Maternal genes and facial clefts in offspring: a comprehensive search for genetic associations in two population-based cleft studies from Scandinavia." in: PLoS ONE, Vol. 5, Issue 7, pp. e11493, 2010 (PubMed).