MUHAMMED, S. S.; AHMAD, J. Q. Comparative Study of Serum Zinc and Key Hematinic (Vitamin B12, Ferritin, Folate) in Patients with Minor Aphthous Stomatitis and Ulcerative Oral Lichen Planus. Erbil Dental Journal (EDJ), [S. l.], v. 8, n. 2, p. 275–283, 2025. DOI: 10.15218/edj.2025.32. Disponível em: https://edj.hmu.edu.krd/index.php/journal/article/view/483. Acesso em: 1 jan. 2026.