@misc{indiciae8d1361dc0b70,
  title = {[Constipation--how to help the patient?].},
  author = {Ralf Keller and Dimitri Flieger and Wolfgang Fischbach},
  year = {2004},
  url = {https://pubmed.ncbi.nlm.nih.gov/15137364/},
  note = {Source identifier: 15137364}
}