@misc{indiciae891ff6f58839,
  title = {Executive summary? All about validating scales and stages.},
  author = {Paul G McDonough},
  year = {2002},
  doi = {10.1016/s0015-0282(02)04222-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12414011/},
  note = {Source identifier: 12414011}
}