@article{arnold2018-30014506,
  author  = {Arnold, Steven E and Betensky, Rebecca A},
  title   = {{Multicrossover Randomized Controlled Trial Designs in Alzheimer Disease}},
  journal = {Annals of neurology},
  year    = {2018},
  doi     = {10.1002/ana.25280},
  pmid    = {30014506},
  url     = {https://doi.org/10.1002/ana.25280}
}