Chitkara, S. ., D. . Chhina, V. . Gupta, and R. . Mahajan. “Seroprevalence of Tropical Fever in Patients With Acute Febrile Illness in a Tertiary Care Centre of North India”. Innovative Journal of Medical and Health Sciences, vol. 10, no. 04, Apr. 2020, http://innovativejournal.in/index.php/ijmhs/article/view/3092.