@misc{indiciaeca73cc03866b,
  title = {Pituitary-adrenal function in severe depressive illness.},
  author = {P W Butler and G M Besser},
  year = {1968},
  doi = {10.1016/s0140-6736(68)91927-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4172780/},
  note = {Source identifier: 4172780}
}