1. Department of Pathology, Post Graduate Institute of Medical Education and Research (PGIMER), Atal Bihari Vajpayee Institute of Medical Sciences (ABVIMS), Ram Manohar Lohia Hospital (RML), New Delhi, India.
2. Deparment of Pathology and Laboratory Medicine, All India Institute of Medical Sciences (AIIMS), Rishikesh, Uttarakhand, India.