title: The semicentenary of insulin.
mesh_terms: D002170:Canada; D003920:Diabetes Mellitus / Q000266:history; D005060:Europe; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D007328:Insulin / Q000266:history*; D014481:United States
chemical_list: D007328:Insulin