Rupinder Bakshi, Satinder Kaur, Ramanpreet Kaur, Karashdeep Kaur, Tanveer Kaur, Amritpal Kaur, and Harbhajan Singh. “Changing Circulating Dengue Virus Serotypes In Malwa Region of Punjab, India During 2019–2021- An Observational Study”. GMC Patiala Journal of Research and Medical Education, vol. 4, no. 1, June 2021, pp. 8-14, https://jrme.gmcpatiala.edu.in/index.php/j/article/view/73.