1. ICMR-Laboratory, ICMR-NICED, P-33, C.I.T. Road, Scheme XM, Beliaghata, Kolkata, West Bengal 700010, India
2. Department of Cell Biology and Physiology, CSIR-Indian Institute of Chemical Biology, Kolkata, West Bengal 700032, India
3. Dr. B. C. Roy Hospital, 111 A, Narkeldanga Main Road, Kankurgachi, Kolkata, West Bengal 700054, India
4. Infectious Disease and Beleghata General Hospital, 57, Beleghata Main Road, Subhas Sarobar Park, Phool Bagan, Beleghata, Kolkata, West Bengal 700010, India