@misc{indiciaec97824dfbc55,
  title = {Left ventricular function during pregnancy.},
  author = {M A Martin and N R Fieller},
  year = {1979},
  doi = {10.1161/01.cir.59.5.1082},
  url = {https://pubmed.ncbi.nlm.nih.gov/428092/},
  note = {Source identifier: 428092}
}