KHIZAR, A.; ZAHID , S.; SHAHID, F.; AMJAD, M.; YADAV , P. K. An anencephalic heterophagus or parasitic twin: A case report with literature review. Romanian Neurosurgery, [S. l.], v. 37, n. 3, p. 263–271, 2023. DOI: 10.33962/roneuro-2023-048. Disponível em: https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/2436. Acesso em: 7 jul. 2026.