@article{DerwichWiedemannWitteketal.2021,
  author    = {Wojciech Derwich and Antonia Wiedemann and Andreas Wittek and Natalie Filmann and Christopher Blase and Thomas Schmitz-Rixen},
  title     = {Intra- and interobserver variability of 4D ultrasound examination of the infrarenal aorta},
  journal   = {Journal of ultrasound in medicine},
  volume    = {40},
  number    = {11},
  pages     = {2391 -- 2402},
  doi       = {10.1002/jum.15622},
  year      = {2021},
}