Sanjay Kalra1, Deepak Khandelwal2, Rajiv Singla3, Sameer Aggarwal4, Deep Dutta5. 1. Department of Endocrinology, BRIDE, Karnal, India. 2. Department of Endocrinology, Maharaja Agrasen Hospital, New Delhi, India. 3. Kalpavriksh Superspeciality Center, Dwarka, New Delhi, India. 4. Department of Endocrinology, Pandit Bhagwat Dayal Sharma Post-Graduate Institute of Medical Sciences, Rohtak, India. 5. Department of Endocrinology, Venkateshwar Hospital, Dwarka, India.