@misc{indiciae20f61741ec90,
  title = {Mutualisms in protozoa.},
  author = {R E HUNGATE},
  year = {1950},
  doi = {10.1146/annurev.mi.04.100150.000413},
  url = {https://pubmed.ncbi.nlm.nih.gov/14847563/},
  note = {Source identifier: 14847563}
}