title: Medical philately.
authors.forename: A
authors.initials: A
authors.lastname: Dubb
mesh_terms: D001769:Blood; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D010678:Philately