@misc{indiciae1a87dbba5ab7,
  title = {Labetalol and urinary catecholamines.},
  author = {D A Richards and D M Harris and L E Martin},
  year = {1979},
  doi = {10.1136/bmj.1.6164.685-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/435730/},
  note = {Source identifier: 435730}
}