@misc{indiciaefc45631491a8,
  title = {[Demand-controlled continuous spinal-cerebral morphine administration via an implanted programmable pump].},
  author = {C Probst},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1835544/},
  note = {Source identifier: 1835544}
}