Shah, J.; Samson, P. .; Pradhan, N. M. .; Shrestha, A. .; Maharjan, S. .; Dangol, S.; K.C., S. . Breakthrough Infection After Covishield COVID-19 Vaccine Among Health Care Workers at Patan Academy of Health Sciences, Nepal: Breakthrough Infection After COVID-19 Vaccine. JPAHS 2021, 8, 10-17.