@misc{indiciae8a6c146c2023,
  title = {[Spontaneous and artificial cycle delay].},
  author = {K Tietze},
  year = {1965},
  doi = {10.1007/bf00672133},
  url = {https://pubmed.ncbi.nlm.nih.gov/5897087/},
  note = {Source identifier: 5897087}
}