@misc{indiciae8b396c1e01aa,
  title = {Lactose intolerance.},
  author = {H A Büller and R J Grand},
  year = {1990},
  doi = {10.1146/annurev.me.41.020190.001041},
  url = {https://pubmed.ncbi.nlm.nih.gov/2109963/},
  note = {Source identifier: 2109963}
}