@misc{indiciae151a826c1e13,
  title = {"Clumpogenic" v clonogenic assay.},
  author = {G Umbach and G Spitzer and B Drewinko},
  year = {1983},
  doi = {10.1016/s0140-6736(83)90714-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/6136778/},
  note = {Source identifier: 6136778}
}