320px-Aspirin1

Aspirin1

User Mosesofmason on zh.Wikipedia (Originally from zh.Wikipedia; zh:Image:Aspirin.jpg) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons

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