Media type: E-Article Title: Development and Initial Results of a Tomographic Dual-Modality Positron/Optical Small Animal Imager Contributor: Peter, JÖrg; Unholtz, Daniel; Schulz, Ralf B.; Doll, Josef; Semmler, Wolfhard imprint: Institute of Electrical and Electronics Engineers (IEEE), 2007 Published in: IEEE Transactions on Nuclear Science Language: Not determined DOI: 10.1109/tns.2007.902359 ISSN: 0018-9499 Keywords: Electrical and Electronic Engineering ; Nuclear Energy and Engineering ; Nuclear and High Energy Physics Origination: Footnote: