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]. 2022 Jul. 9 [cited 2025 Dec. 13];11:22. Available from: https://jneonatalsurg.com/index.php/jns/article/view/1091