@misc{indiciae5272074c9555,
  title = {[Problem formulation and methods in medico-social research].},
  author = {E Boisen and J H Larsen and J Mathiesen},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/5047070/},
  note = {Source identifier: 5047070}
}