1. Medical Physicist and RSO, Department of Radiation Oncology, Saroj Gupta Cancer center and research institute, M.G Road, Thakurpukur, Kolkata -700063.
2. Department of Mathematics, Institute of Applied Sciences and Humanities, GLA University, Mathura-281406, U.P., India.
3. Medical Physicist, Department of Radiotherapy, Alexis Multispeciality Hospital, Nagpur440030 (Maharashtra) India.
4. Young Scientist, IPGMER and SSKM Hospital, Kolkata, India