title: New techniques, new opportunities, old problems.
mesh_terms: D000776:Anesthesiology / Q000295:instrumentation*; D000777:Anesthetics / Q000378:metabolism; D000818:Animals; D001921:Brain / Q000378:metabolism; D002415:Cats; D003422:Critical Care; D004285:Dogs; D004734:Energy Metabolism; D006801:Humans; D009682:Magnetic Resonance Spectroscopy; D011817:Rabbits
chemical_list: D000777:Anesthetics