Galen on contaminated cereals as a cause of epidemics.
D004196:Disease Outbreaks / Q000139:chemically induced / Q000266:history*; D002523:Edible Grain / Q000506:poisoning*; D004881:Ergotism / Q000266:history*; D005061:Europe, Eastern; D049690:History, Ancient; D049691:History, Medieval