@misc{indiciae7e53faa31de3,
  title = {Twin data on hand clasping: a reanalysis.},
  author = {A FREIRE-MAIA},
  year = {1961},
  doi = {10.1017/s112096230001708x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13701700/},
  note = {Source identifier: 13701700}
}