@misc{indiciae0f4ccf19eff7,
  title = {Folic-acid absorption in man.},
  author = {G E Sladen},
  year = {1968},
  doi = {10.1016/s0140-6736(68)90503-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/4174186/},
  note = {Source identifier: 4174186}
}