1Human genetics Research Unit, Department of Biotechnology, School of Biotechnology and Biological Sciences, West Bengal University of Technology, India
2Genetics & Genomics Research Unit, Department of Zoology, University of Calcutta, (Ballygunge Science college campus), India
3Department of Elderly Medicine, National Neurosciences Centre/Peerless Hospital, Panchasayar, India
4Department of Neurology, Burdwan Medical College, India
5DNA laboratory, Anthropological Survey of India, 27 Jawaharlal Nehru Road, Kolkata, India