LE, Lien và c.s. CURRENT STATUS OF RESIDUAL ANTI-DIPHTHERIA ANTIBODIES OF THE AGE GROUP OF 5 – 40 YEARS IN THE COMMUNITY OF KHANH HOA PROVINCE. JOURNAL OF CONTROL VACCINES AND BIOLOGICALS, [S. l.], v. 2, n. 4, 2022. DOI: 10.56086/jcvb.v2i4.59. Disponível em: https://jcvb.vn/index.php/jcvb/article/view/59. Acesso em: 18 tháng 11. 2025.