@misc{indiciaef8e49a2b1c62,
  title = {[Attempted suicide in Mannheim. Ecological multiple-level comparison].},
  author = {R Welz and J Klug and H Häfner and E R Rey},
  year = {1978},
  url = {https://pubmed.ncbi.nlm.nih.gov/642960/},
  note = {Source identifier: 642960}
}