@misc{indiciae4b0cfaa36896,
  title = {[Decrease and increasing age of rheumatic heart valve diseases].},
  author = {F Anschütz and U Wipperfürth},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/5043976/},
  note = {Source identifier: 5043976}
}