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Fadeyibi, Idowu (20 December 2010). "Macrostomia: a study of 15 patients seen in Lagos, Nigeria and proposal for a classification of severity". Journal of Plastic Surgery and Hand Surgery. 44 (6): 289–295. doi:10.3109/2000656x.2010.517668. ISSN2000-656X. PMID21446807.
Fan, Zhipeng (2009). "A Susceptibility Locus on 1p32-1p34 for congenital macrostomia in a Chinese family and identification of a novel PTCH2 mutation". American Journal of Medical Genetics. 149 (A): 521–524. doi:10.1002/ajmg.a.32647. PMID19208383. S2CID2328208.
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Fan, Zhipeng (2009). "A Susceptibility Locus on 1p32-1p34 for congenital macrostomia in a Chinese family and identification of a novel PTCH2 mutation". American Journal of Medical Genetics. 149 (A): 521–524. doi:10.1002/ajmg.a.32647. PMID19208383. S2CID2328208.
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Fadeyibi, Idowu (20 December 2010). "Macrostomia: a study of 15 patients seen in Lagos, Nigeria and proposal for a classification of severity". Journal of Plastic Surgery and Hand Surgery. 44 (6): 289–295. doi:10.3109/2000656x.2010.517668. ISSN2000-656X. PMID21446807.