@misc{indiciaec72faa4d4bd0,
  title = {[A sufentanil dosage study in general surgery].},
  author = {J H Helmers and L Van Leeuwen and W Zuurmond},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2528926/},
  note = {Source identifier: 2528926}
}