title: Historical SIDUO, a picture cavalcade.
authors: Hans C
authors: HC
authors: Fledelius
mesh_terms: D003226:Congresses as Topic / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D009885:Ophthalmology / Q000266:history*; D012955:Societies, Medical / Q000266:history*; D014463:Ultrasonography / Q000266:history*