@inproceedings{fei2009choline,
  title={Choline molecular imaging with small-animal PET for monitoring tumor cellular response to photodynamic therapy of cancer},
  author={Fei, Baowei and Wang, Hesheng and Wu, Chunying and Meyers, Joseph and Xue, Liang-Yan and MacLennan, Gregory and Schluchter, Mark},
  booktitle={Medical Imaging 2009: Biomedical Applications in Molecular, Structural, and Functional Imaging},
  volume={7262},
  pages={726211},
  year={2009},
  organization={International Society for Optics and Photonics}
}