@misc{indiciae10d99735f4a0,
  title = {Labetalol and urinary catecholamines.},
  author = {B P Chapman and A G Veitch and B Shepherd},
  year = {1978},
  doi = {10.1136/bmj.1.6109.364-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/623996/},
  note = {Source identifier: 623996}
}