@article{decreasedaneurysmalsubarachnoidhemorrhag,
  title = {Decreased aneurysmal subarachnoid hemorrhage incidence rate in elderly population than in middle aged population: a retrospective analysis of 8,144 cases in Mainland China},
  year = {2016},
  eprint = {1610.06945},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1610.06945v1},
}