“Use of Mobile App for Real Time Data Entry and Monitoring: A Case Study of Anti-SARS-CoV-2 IgG Antibody Sero-Surveillance in all Districts of Haryana, India: Mobile App Use for Covid Sero-surveillance”, Int J Hlth Sys Impl Res, vol. 4, no. 2, pp. 63–69, Sept. 2020, Accessed: Oct. 17, 2026. Available: https://ijhsir.ahsas-pgichd.org/index.php/ijhsir/article/view/102