**Author details**

Md. Masudul Hassan1,2,3

1 Bangladesh College of Physicians and Surgeons, Dhaka, Bangladesh

2 Department of Rheumatology, Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh

3 DHCRL and IB Hospital, Dhaka, Bangladesh

\*Address all correspondence to: masud292@yahoo.com

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