@misc{indiciaedf106e35e181,
  title = {Immunoglobulin class switching: molecular and cellular analysis.},
  author = {C Esser and A Radbruch},
  year = {1990},
  doi = {10.1146/annurev.iy.08.040190.003441},
  url = {https://pubmed.ncbi.nlm.nih.gov/2188677/},
  note = {Source identifier: 2188677}
}