@misc{indiciae6dd60e00bbb3,
  title = {[A multi-use tube circuit].},
  author = {E DUNKER and H FACK},
  doi = {10.1007/bf00463533},
  url = {https://pubmed.ncbi.nlm.nih.gov/14827686/},
  note = {Source identifier: 14827686}
}