@misc{indiciae8250da71cfab,
  title = {[Multiple pregnancy].},
  author = {G Martius and W Loock and K Goeschen},
  year = {1981},
  doi = {10.1055/s-2008-1070489},
  url = {https://pubmed.ncbi.nlm.nih.gov/7343283/},
  note = {Source identifier: 7343283}
}