@misc{indiciae81217e152f20,
  title = {The IGF/IGFBP system in CNS malignancy.},
  author = {W Zumkeller and M Westphal},
  year = {2001},
  doi = {10.1136/mp.54.4.227},
  url = {https://pubmed.ncbi.nlm.nih.gov/11477136/},
  note = {Source identifier: 11477136}
}