@misc{indiciaebab859ab3e9f,
  title = {Problems of method in longitudinal research.},
  author = {H E JONES},
  year = {1958},
  doi = {10.1159/000269078},
  url = {https://pubmed.ncbi.nlm.nih.gov/13604006/},
  note = {Source identifier: 13604006}
}