@misc{indiciaeddc8b63a44aa,
  title = {Maternofetal potential difference in pigs.},
  author = {R D Boyd and J D Glazier and C P Sibley and B S Ward},
  year = {1989},
  doi = {10.1152/ajpregu.1989.257.1.r37},
  url = {https://pubmed.ncbi.nlm.nih.gov/2750966/},
  note = {Source identifier: 2750966}
}