title: Peter's Medicine--lessons from the 13th century.
authors.affiliation: Indiana University School of Medicine, Indianapolis, USA.
authors.forename: W J
authors.initials: WJ
authors.lastname: Daly
mesh_terms: D005128:Eye Diseases / Q000266:history / Q000628:therapy; D049691:History, Medieval; D006801:Humans; D009885:Ophthalmology / Q000266:history; D013030:Spain