ĐỨC, Bác sĩ Nguyễn Minh. Vitamin D deficiency testing and supplementation in adult medical practice. Annals of Innovation in Medicine, London, U.K., v. 4, n. 2, 2026. DOI: 10.59652/v586cs52. Disponível em: https://journals.eikipub.com/index.php/AIM-Medicine/article/view/981. Acesso em: 17 oct. 2026.