Jitendra Kumar Singh, et al. “Epidemiological Pattern and Case Fatality Rate Among COVID-19 Patients During First and Second Wave of Pandemic in Madhesh Province, Nepal”. Janaki Medical College Journal of Medical Science, vol. 12, no. 02, Aug. 2024, pp. 74-85, doi:10.3126/jmcjms.v12i02.69156.