@misc{indiciaecbb4b75ff227,
  title = {Preparation for the certification examination.},
  author = {M Tohen and F R Frankenburg},
  year = {1983},
  doi = {10.1177/070674378302800611},
  url = {https://pubmed.ncbi.nlm.nih.gov/6640483/},
  note = {Source identifier: 6640483}
}