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Morão S, Marujo F, Loureiro P, Virella D, Alves R. Heteropagus parasitic twins – a case of omphalopagus with major omphalocele and congenital heart disease. J Neonatal Surg [Internet]. 2022Jul.9 [cited 2023Dec.6];11:22. Available from: https://www.jneonatalsurg.com/ojs/index.php/jns/article/view/1091