@misc{indiciae7183874bfca5,
  title = {The structural basis of the multiple forms of human complement component C4.},
  author = {K T Belt and M C Carroll and R R Porter},
  year = {1984},
  doi = {10.1016/0092-8674(84)90040-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/6546707/},
  note = {Source identifier: 6546707}
}