@misc{indiciae5ea1067dfeef,
  title = {Sleep problems in the aged in relation to senility.},
  author = {Y Kayukawa and S Kogawa and F Tadano and M Imai and T Hayakawa and T Ohta and T Nakagawa and H Shibayama},
  year = {1998},
  doi = {10.1111/j.1440-1819.1998.tb01024.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9628145/},
  note = {Source identifier: 9628145}
}