Unde et quo.
D003226:Congresses as Topic; D003365:Costs and Cost Analysis; D005382:Financing, Personal; D049673:History, 20th Century; D049711:History, Modern 1601-; D008829:Microbiology / Q000266:history*; D010506:Periodicals as Topic; D012955:Societies, Medical / Q000266:history*