@article{okello2009-19122031,
  author  = {Okello, A. and Edison, P. and Archer, H. A. and Turkheimer, F. E. and Kennedy, J. and Bullock, R. and Walker, Z. and Kennedy, A. and others},
  title   = {{Microglial activation and amyloid deposition in mild cognitive impairment: a PET study}},
  journal = {Neurology},
  year    = {2009},
  doi     = {10.1212/01.wnl.0000338622.27876.0d},
  pmid    = {19122031},
  url     = {https://doi.org/10.1212/01.wnl.0000338622.27876.0d}
}