@article{lebars1997-9343463,
  author  = {Le Bars, P. L. and Katz, M. M. and Berman, N. and Itil, T. M. and Freedman, A. M. and Schatzberg, A. F.},
  title   = {{A placebo-controlled, double-blind, randomized trial of an extract of Ginkgo biloba for dementia. North American EGb Study Group}},
  journal = {JAMA},
  year    = {1997},
  doi     = {10.1001/jama.278.16.1327},
  pmid    = {9343463},
  url     = {https://doi.org/10.1001/jama.278.16.1327}
}