“A Study on Prevalence of Hepatitis-B: Detecting Hepatitis-B Surface Antigen Using HEPA Card and Confirmation by ELISA”. International Journal of Biomedical and Advance Research 9, no. 10 (October 24, 2018): 353–357. Accessed March 12, 2026. https://ssjournals.co.in/index.php/ijbar/article/view/4885.