title: [Scientific research in medicine].
mesh_terms: D002681:China; D005060:Europe; D006666:History of Medicine; D049672:History, 19th Century; D049673:History, 20th Century; D012106:Research / Q000266:history*; D012586:Science / Q000266:history*; D014481:United States
vernacular_title: La investigación científica en medicina.