@misc{indiciae87cf24946db1,
  title = {[Annular phased array--initial experiences with a new transducer technology].},
  author = {B Schwaighofer and F Frühwald and G Seidl and R Stiglbauer},
  year = {1986},
  doi = {10.1055/s-2007-1011945},
  url = {https://pubmed.ncbi.nlm.nih.gov/3538411/},
  note = {Source identifier: 3538411}
}