Kantelhardt, S. R., Caarls, W., de Vries, A. H. B., Hagen, G. M., Jovin, T. M., Schulz-Schaeffer, W. J., et al. (2010). Specific visualization of glioma cells in living low-grade tumor tissue. PLoS ONE, 5(6): e11323. Retrieved from http://www.plosone.org/article/fetchObjectAttachment.action;jsessionid=7E6EDC8B9DBE27A2DC83E4FD06CD7A33.ambra01?uri=info%3Adoi%2F10.1371%2Fjournal.pone.0011323&representation=PDF.