@misc{indiciae1989f88c6fa2,
  title = {[Sildenafil in erectile dysfunction].},
  author = {Ph Dreifuss},
  year = {2002},
  doi = {10.1024/0369-8394.91.13.563},
  url = {https://pubmed.ncbi.nlm.nih.gov/11998203/},
  note = {Source identifier: 11998203}
}