@inproceedings{P102.080, author={Vandenberghe, S. and D`Asseler, Y. and Van de Walle, R. and Lemahieu, I.}, title={Correction for external LOR effects in listmode reconstruction for PET}, booktitle={Proceedings of the IEEE International Symposium on Biomedical Imaging}, year={2002}, month={7}, pages={537-540}, address={Washington}, }