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  1. 28 de may. de 2024 · H.G. Wells, English novelist, journalist, sociologist, and historian best known for such science fiction novels as The Time Machine, The Island of Doctor Moreau, The Invisible Man, and The War of the Worlds.

  2. 20 de may. de 2024 · Anaesthetic gases represented 5% of the carbon footprint for acute NHS organisations in a 2012 report [ 1 ]. Using desflurane or sevoflurane for one MAC-hour at 2 L/min is equivalent to driving over 380 km and 30 km respectively in a modern car [ 2 ].

  3. 14 de may. de 2024 · Horace Wells uses nitrous oxide to pull one of his own teeth painlessly: 1846: Eduard Seguin first description of what is now called Down’s syndrome. (In 1959 it was discovered that Down’s children had 3 copies of chromosome 21.) 1858

  4. Hace 6 días · An attempt at public demonstration of dental extraction under anesthesia with nitrous oxide was made by American dentist Horace Wells in 1845. Morton witnessed Wells’s attempt, which proved unsuccessful when the patient cried out during the extraction procedure.

  5. 30 de may. de 2024 · Corresponding Author. Golo Kronenberg [email protected] Department of Psychiatry, Psychotherapy and Psychosomatics, University Hospital for Psychiatry Zurich, Zurich, Switzerland

  6. 13 de may. de 2024 · DETAIL: The Time Machine, H. G. Wells’s first novel after teaching science and writing science journalism for several years, is a “scientific romance” that inverts the nineteenth-century belief in evolution as progress.

  7. 27 de may. de 2024 · Horace Wells, an American dentist, was one of the first to experiment with anesthetics. His experiments were sometimes unsuccessful. He often practiced on himself. The substances he was using...