1. Department of Physiology, West Bengal State University, Berunanpukuria, Malikapur, Barasat, 24 Pgs (N), Kolkata 700 126, India
2. Deptartment of Electronics and Communication Engineering, Bengal College of Engineering & Technology, Sahid Sukumar Banerjee Sarani, Bidhannagar, Durgapur, Burdwan, West Bengal 713212, India