@misc{indiciaeffbef7dbb1ba,
  title = {Risk in sickle-cell trait.},
  author = {P Heller},
  year = {1973},
  doi = {10.7326/0003-4819-78-4-613\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4694050/},
  note = {Source identifier: 4694050}
}