@misc{indiciae2685531ec0a7,
  title = {Statistical methods in epidemiology. II: A commonsense approach to sample size estimation.},
  author = {A S Rigby and A Vail},
  year = {1998},
  doi = {10.3109/09638289809166102},
  url = {https://pubmed.ncbi.nlm.nih.gov/9846240/},
  note = {Source identifier: 9846240}
}