1. A case of diprosopus;Arai;Acta Pathologica Japonica,1962
2. Facial Duplication: Case, Review and Embryogenesis;Barr;Teratology,1982
3. Craniorachischisis chez des jumeaux conjoints Diprosopus;Caries;Ann Pathol,1989
4. The epidemiology of conjoined twins in Latin America;Castilla;Acta Genet Med Gemellol,1988
5. Craniofacial Publication (Diprosopus) in a twin;Changaris;Arch Pathol Lab Med,1976