@misc{indiciaea7276021ba5a,
  title = {Synthetic human beta-globin 5'HS2 constructs function as locus control regions only in multicopy transgene concatamers.},
  author = {J Ellis and D Talbot and N Dillon and F Grosveld},
  year = {1993},
  doi = {10.1002/j.1460-2075.1993.tb05638.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/8428573/},
  note = {Source identifier: 8428573}
}