Thanh Tòng, Trần, et al. “CHARACTERISTICS OF CAUSES, CLINICAL, AND SUBCLINICAL SYMPTOMS IN ADULT PATIENTS WITH IRON DEFICIENCY ANEMIA AT DONG THAP GENERAL HOSPITAL”. Journal of Health and Aging, vol. 2, no. 6, Feb. 2026, pp. 108-13, https://doi.org/10.63947/bvtn.v2i6.16.