@misc{indiciaecfc3ce698007,
  title = {Does adolescent perception of difficulty in getting cigarettes deter experimentation?},
  author = {Elizabeth A Gilpin and Lora Lee and John P Pierce},
  year = {2004},
  doi = {10.1016/j.ypmed.2003.12.001},
  url = {https://pubmed.ncbi.nlm.nih.gov/15020183/},
  note = {Source identifier: 15020183}
}