ANJUM, M. A.; AMMAR , A. S. .; NAQI, S. A.; AFZAL, A.; SARWAR, Z.; AHMED, R. S. A case report of sacrococcygeal foreign body presenting as pilonidal sinus. Journal of the Pakistan Medical Association, [S. l.], v. 73, n. 2, p. 402–404, 2023. DOI: 10.47391/JPMA.4762. Disponível em: https://jpma.org.pk/index.php/public_html/article/view/4762. Acesso em: 1 jul. 2026.