@article{UBHD-68075269,
  author={Bosselmann, Stephan and Mielke, Gunther},
  title={Sonographic assessment of the umbilical cord},
  year={2015},
  pages={808-818},
  language={eng and ger},
  issn={1438-8804},
  volume={75},
  number={8},
  note={Gesehen am 20.01.2017},
  journal={Geburtshilfe und Frauenheilkunde},
  doi={10.1055/s-0035-1557819},
}
@article{UBHD-68657835,
  author={Schlehe, Bettina and Els{\"a}sser, Michael and Bosselmann, Stephan and Sohn, Christof},
  title={Complete chorioamniotic membrane separation with constrictive amniotic band sequence and partial extra-amniotic pregnancy},
  subtitle={serial ultrasound documentation and successful fetoscopic intervention},
  year={2014},
  pages={941-944},
  language={eng},
  issn={1476-5543},
  volume={34},
  number={12},
  note={Gesehen am 05.11.2020},
  journal={Journal of perinatology},
  doi={10.1038/jp.2014.159},
}