The discovery of aspirin.
D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000266:history*; D001241:Aspirin / Q000266:history*; D002621:Chemistry / Q000266:history; D005858:Germany; D049672:History, 19th Century; D006801:Humans; D010946:Plants, Medicinal
D000894:Anti-Inflammatory Agents, Non-Steroidal; D001241:Aspirin