Pham Quang Minh và c.s. 2025. MODIFICATION OF MATERIALS WITH EDTA AND CHITOSAN AND APPLICATION TO REMOVE Pb2+ IN AN AQUEOUS ENVIRONMENT. JOURNAL OF CONTROL VACCINES AND BIOLOGICALS. 5, 3 (tháng 10 2025). DOI:https://doi.org/10.56086/jcvb.v5i3.228.