1. Directorate of Medical Research, IMS and SUM Hospital, S “O” A University, BBSR, Bhubaneswar, India.
2. Virus Research and Diagnostic Laboratory, Regional Medical Research Centre (ICMR), Bhubaneswar, India.
3. Division of Enteric and Communicable Disease, Indian Council of Medical Research, New Delhi, India.
4. Department of Pediatrics, AIIMS, Bhubaneswar, India.