1. Indian Council of Medical Research-Regional Medical Research Centre (RMRC), Gorakhpur, Uttar Pradesh, 273013, India
2. Indian Council of Medical Research-National Institute of Virology (ICMR-NIV), Pune, Maharashtra, 411021, India
3. Chief Medical Officer, Community Health Centre, Siddarthnagar, Uttar Pradesh, 272207, India
4. Indian Council of Medical Research, V. Ramalingaswami Bhawan, P.O. Box No. 4911, Ansari Nagar, New Delhi, 110029, India
5. Command Hospital (Southern Command), Armed Forces Medical College, Pune, Maharashtra, 411040, India