ALFREHAT, Eman N.; ALNSOUR, Essra M.; AL HMEISAT, Enas M.; ALSOLEIHAT, Firas. Prevalence and Correlation of Vitamin B12 and Vitamin D Levels Among Jordanian Patients. ESI Preprints (European Scientific Journal, ESJ), [S. l.], v. 21, n. 6, p. 109, 2025. DOI: 10.19044/esj.2025.v21n6p109. Disponível em: https://esipreprints.org/index.php/esipreprints/article/view/1764. Acesso em: 9 aug. 2026.