@misc{indiciae831ed92b39ce,
  title = {The twin-study method in wider perspective.},
  author = {P J WAARDENBURG},
  year = {1957},
  doi = {10.1159/000150916},
  url = {https://pubmed.ncbi.nlm.nih.gov/13469105/},
  note = {Source identifier: 13469105}
}