YONGLI WU; MIN WANG. A retrospective study on the diagnostic values of magnetic resonance examination of the anal canal in the classification of anal fistula. Journal of the Pakistan Medical Association, [S. l.], v. 75, n. 7 (July) (Supple-02), p. S–85, 2025. DOI: 10.47391/JPMA.SRPH-14. Disponível em: https://jpma.org.pk/index.php/public_html/article/view/33021. Acesso em: 23 may. 2026.