@misc{indiciae4d456c07c885,
  title = {Methotrexate levels, a guide to therapy?},
  author = {J Edelman and A S Russell and D F Biggs and R S Rothwell and J Coates},
  url = {https://pubmed.ncbi.nlm.nih.gov/6681135/},
  note = {Source identifier: 6681135}
}