@misc{indiciae8f6ee836631d,
  title = {Methotrexate and the abdominal placenta.},
  author = {P C Weinberg and C J Pauerstein},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5770558/},
  note = {Source identifier: 5770558}
}