@misc{indiciae0a8ddf4d407a,
  title = {The depression system: preliminary studies.},
  author = {D E Richardson and C W Dempsey and J H Song},
  year = {1997},
  doi = {10.1159/000099928},
  url = {https://pubmed.ncbi.nlm.nih.gov/9711720/},
  note = {Source identifier: 9711720}
}