@misc{indiciae4a5ed249b433,
  title = {[Loading tests following prosthetic heart valve replacement].},
  author = {K Haerten and A Both and C Credner and F Loogen and J Lück},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/840019/},
  note = {Source identifier: 840019}
}