1. Department of Pulmonary MedicinePostgraduate Institute of Medical Education and Research (PGIMER) Chandigarh India
2. Department of Transfusion medicinePostgraduate Institute of Medical Education and Research (PGIMER) Chandigarh India
3. Department of Internal MedicinePostgraduate Institute of Medical Education and Research (PGIMER) Chandigarh India
4. Department of HematologyPostgraduate Institute of Medical Education and Research (PGIMER) Chandigarh India