title: [The 50th Anniversary of S.E.R. (Sociedad de Educación y Rehabilitación). 10 September 2000].
mesh_terms: D049673:History, 20th Century; D010810:Physical and Rehabilitation Medicine / Q000266:history*; D011647:Puerto Rico; D012046:Rehabilitation / Q000266:history*; D012955:Societies, Medical / Q000266:history*