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Dr. Md Rushad Rahman
এমবিবিএস(আরপিএমসি)
,
পিজিটি(মেডিসিন)
They aren't absolutely necessary, but arm guards are very helpful for beginners when learning how to rotate their arms correctly to keep it out of the path of the string. It's best to wear one to be safe, since string-slap can be very painful.
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