Quantification limits of iterative PET reconstruction algorithms and improved estimation of kinetic constants - Elena, Herranz; Herraiz, Joaquin L.; Vicente, E.; España Palomares, S.; Desco Menendez, Manuel; Vaquero Lopez, Juan Jose; Udias Moinelo, Jose Manuel (2011 8th IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI), 2011)