1. Assistant Professor, Shri Shankaracharya Institute of Medical Sciences, Bhilai, DistDurg, Chattisgarh.
2. AssociateProfessor,DepartmentofMedicine,NorthBengalMedicalCollege,Darjeeling
3. Assistant Professor, Department of Medicine, North Bengal Medical College, Darjeeling.
4. Associate Professor, Department of Medicine, North Bengal Medical College, Darjeeling.
5. Senior Resident, Department of Cardiology, Sree Chitra Tirumal Institute of Medical Sciences, Thiruvanathapuram