@misc{indiciaec56af9608bbb,
  title = {Sampling time, dosage schedule, and nortriptyline plasma levels.},
  author = {V E Ziegler and J W Knesevich and L T Wylie and J T Biggs},
  year = {1977},
  doi = {10.1001/archpsyc.1977.01770170123013},
  url = {https://pubmed.ncbi.nlm.nih.gov/871235/},
  note = {Source identifier: 871235}
}