@misc{indiciae796f9f313e27,
  title = {Propranolol and morphine.},
  author = {G Navarro and R Richardson and A T Zuban},
  year = {1976},
  doi = {10.1007/bf00426318},
  url = {https://pubmed.ncbi.nlm.nih.gov/189341/},
  note = {Source identifier: 189341}
}