Blood plays vital role in the life of our body. It is a fluid that circulates through the heart and blood vessels, supplying nutritive materials to every part of the body and carrying off waste products. It is colorless fluid, plasma, in which float myriads of corpuscles. There are of three kinds: red, white and platelets.
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April 17 is celebrated as World Haemophilia Day across the globe by Haemophilia organizations. Celebration …