@misc{indiciaec30929e805e4,
  title = {Can fentanyl be systemically absorbed when administered vaginally? A feasibility study.},
  author = {Kim Fisher and Carla Stiles and Bob Heim and Neil A Hagen},
  year = {2006},
  url = {https://pubmed.ncbi.nlm.nih.gov/16689417/},
  note = {Source identifier: 16689417}
}