1. Assistant Professor, Department of Community Medicine Agartala Government Medical College, Agartala, Tripura, India. ,
2. ssistant Professor, Department of Microbiology, Agartala Government Medical College, Agartala, Tripura, India. ,
3. Research Scientist-II Multidisciplinary Research Unit, Agartala Government Medical College, Agartala, Tripura, India ,
4. Research Scientist – I, Multidisciplinary Research Unit, Agartala Government Medical College, Agartala, Tripura, India