[The leech or Hirudo medicinalis].
Zandbergen
M
M
D000818:Animals; D001778:Blood Coagulation Disorders / Q000628:therapy*; D001815:Bloodletting / Q000266:history; D005060:Europe; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D007865:Leeches / Q000502:physiology
De bloedzuiger of Hirudo medicinalis.