title: "That blessed sleep"--Part 2. Thoughts on the history of anaesthesia.
mesh_terms: D000766:Anesthesia, Dental / Q000266:history; D000768:Anesthesia, General / Q000266:history; D000776:Anesthesiology / Q000266:history*; D049672:History, 19th Century; D006113:United Kingdom; D014481:United States