@misc{indiciae7cb6b3ba30ea,
  title = {The string test for gastroesophageal reflux.},
  author = {W M Liebman and P Rosenthal},
  year = {1980},
  doi = {10.1001/archpedi.1980.02130200045014},
  url = {https://pubmed.ncbi.nlm.nih.gov/7405916/},
  note = {Source identifier: 7405916}
}