 The Al-Adudi Hospital was founded in 981 by the then ruler of Baghdad, Adud al-Dawlah, and was also named after him.Within Baghdad, the Al-Adudi Hospital's location was decided upon by its administrator, Abu-Bakr al-Razi.He determined where it should be located by "hanging a piece of meat in several places for a few days and deciding in favor of the place where meat was found to be least infected."