@misc{indiciae8c42a30eeeb5,
  title = {A study of differences in social support.},
  author = {D Preston and J Grimes},
  year = {1987},
  doi = {10.3928/0098-9134-19870201-10},
  url = {https://pubmed.ncbi.nlm.nih.gov/3643948/},
  note = {Source identifier: 3643948}
}