@misc{indiciaed1941d1c144e,
  title = {Sildenafil and erectile dysfunction.},
  author = {A Fabbri and A Aversa and A Isidori},
  year = {1999},
  doi = {10.1007/bf03343595},
  url = {https://pubmed.ncbi.nlm.nih.gov/10435861/},
  note = {Source identifier: 10435861}
}