@inproceedings{SAL09a,
title	=	{Advanced Reconstruction of Attenuation Maps Using SPECT Emission Data only},
publisher	=	{SPIE Vol. 7258},
year	=	{2009},
month	=	{February 7--12},
booktitle	=	{Medical Imaging 2009: Physics of Medical Imaging},
address	=	{Orlando, USA},
editor	=	{E. Samei and J. Hsieh},
note	=	{72580W-1--12},
author	=	{Andr\'{e} Salomon and Andreas Goedicke and Til Aach}}
howpublished	=	{},