+Platelets are tiny, disc-shaped cells found in [Blood](/wiki/blood). They play a vital role in [Clotting](/wiki/clotting), gathering at injury sites to form a plug and stop bleeding.
+## See also
+- [Red blood cell](/wiki/red_blood_cell)
+- [White blood cell](/wiki/white_blood_cell)
+- [Plasma](/wiki/plasma)
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