XII. Clinical laboratories become important, 1870-1900.
D002624:Chemistry, Clinical / Q000266:history; D019411:Clinical Laboratory Techniques; D049672:History, 19th Century; D006748:Hospital Departments / Q000266:history*; D007753:Laboratories / Q000266:history*; D008853:Microscopy / Q000266:history; D010337:Pathology Department, Hospital / Q000266:history*; D010338:Pathology, Clinical / Q000266:history; D014481:United States