@article {GTHerman2003ProcIeee46, title = {Discrete tomography in medical imaging}, journal = {Proceedings of the IEEE}, volume = {91}, year = {2003}, month = {October}, pages = {1612-1626}, doi = {10.1109/JPROC.2003.817871}, author = {G{\'a}bor T. Herman and Attila Kuba} }