title: President's page: new medicine from old--hirudin and the leech.
authors.forename: S L
authors.initials: SL
authors.lastname: Weinberg
mesh_terms: D000818:Animals; D001815:Bloodletting / Q000266:history*; D003328:Coronary Thrombosis / Q000188:drug therapy*; D024764:Hirudin Therapy; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D006801:Humans; D007865:Leeches; D011994:Recombinant Proteins / Q000627:therapeutic use
chemical_list: D011994:Recombinant Proteins