title: NINCDS launches PET program.
mesh_terms: D002490:Central Nervous System / Q000378:metabolism*; D006801:Humans; D009316:National Institutes of Health (U.S.); D011849:Radioactive Tracers; D011877:Radionuclide Imaging / Q000379:methods*; D012109:Research Support as Topic; D014054:Tomography; D014481:United States
chemical_list: D011849:Radioactive Tracers