Vitamin B1 and beriberi.
D001602:Beriberi / Q000266:history* / Q000517:prevention & control; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D013831:Thiamine / Q000266:history* / Q000627:therapeutic use; D014041:Tokyo
D013831:Thiamine