ABDUL RAZZAK, A. Correlation of Vitamin B12 Levels with Clinical and Laboratory Features in Patients of Dengue Fever. Pakistan Journal of Medical Research, [S. l.], v. 63, n. 4, p. 206–208, 2025. Disponível em: https://pjmr.org.pk/index.php/pjmr/article/view/561. Acesso em: 23 jul. 2026.