@misc{indiciaeb44f3f73221b,
  title = {Research methodology for the Internet: external validity (generalizability).},
  author = {Sheryl LaCoursiere},
  doi = {10.1097/00012272-200310000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/14674575/},
  note = {Source identifier: 14674575}
}