Sharma T, Mittal G, Kalra C, Agarwal RK, Rawat BS. Anti-HBs Antibodies over time in healthcare workers. Indian J Community Health [Internet]. 2019 Mar. 31 [cited 2024 Apr. 25];31(1):144-9. Available from: https://iapsmupuk.org/journal/index.php/IJCH/article/view/1040