ANSARI, H.; QAYYUM, M. A.; WAHEED, S. A.; BIBI, H.; NAWAZ, A.; ANSAR, T. Anatomical Variations of the Circle of Willis and Their Clinical Significance: A Systematic Review: Anatomical Variations of the Circle of Willis and Their Clinical Significance. Pakistan Journal of Health Sciences, Pakistan, v. 7, n. 6, p. 164–171, 2026. DOI: 10.54393/pjhs.v7i6.3889. Disponível em: https://thejas.com.pk/index.php/pjhs/article/view/3889. Acesso em: 2 jul. 2026.