[Libraries, books and physicians].
D002677:Chile; D006666:History of Medicine; D049668:History, 15th Century; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D049691:History, Medieval; D007843:Latin America; D007990:Libraries / Q000266:history*; D007993:Libraries, Medical / Q000266:history*; D010820:Physicians; D014481:United States
Bibliotecas, libros y médicos.