title: The journal 150 & 100 years ago. March 1850 and 1900.
authors.forename: G A
authors.initials: GA
authors.lastname: Colon
mesh_terms: D003643:Death; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D008145:Louisiana; D010506:Periodicals as Topic / Q000266:history; D012899:Smallpox / Q000266:history* / Q000517:prevention & control; D014611:Vaccination / Q000266:history