| Design and evaluation of the Clear-PEM scanner for positron emission mammography MC Abreu, JD Aguiar, FG Almeida, P Almeida, P Bento, B Carriço, ... IEEE Transactions on Nuclear Science 53 (1), 71-77, 2006 | 137 | 2006 |
| Dosimetry of transmission measurements in nuclear medicine: a study using anthropomorphic phantoms and thermoluminescent dosimeters P Almeida, B Bendriem, O de Dreuille, A Peltier, C Perrot, V Brulon European journal of nuclear medicine 25 (10), 1435-1441, 1998 | 55 | 1998 |
| Clear-PEM: A PET imaging system dedicated to breast cancer diagnostics MC Abreu, D Aguiar, E Albuquerque, FG Almeida, P Almeida, P Amaral, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2007 | 44 | 2007 |
| Respective roles of scatter, attenuation, depth-dependent collimator response and finite spatial resolution in cardiac single-photon emission tomography quantitation: a Monte … GN El Fakhri, I Buvat, M Pélégrini, H Benali, P Almeida, B Bendriem, ... European journal of nuclear medicine 26 (5), 437-446, 1999 | 44 | 1999 |
| Clear-PEM: a dedicated PET camera for improved breast cancer detection MC Abreu, P Almeida, F Balau, NC Ferreira, F Fraga, M Martins, N Matela, ... Radiation protection dosimetry 116 (1-4), 208-210, 2005 | 36 | 2005 |
| Comparison of fluorine-18 and bromine-76 imaging in positron emission tomography MJ Ribeiro, P Almeida, D Strul, N Ferreira, C Loc’h, V Brulon, ... European journal of nuclear medicine 26 (7), 758-766, 1999 | 29 | 1999 |
| Hybrid approach for attenuation correction in PET/MR scanners AS Ribeiro, ER Kops, H Herzog, P Almeida Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2014 | 27 | 2014 |
| Bone equivalent liquid solution to assess accuracy of transmission measurements in SPECT and PET O de Dreuille, V Strijckmans, P Ameida, C Loc'h, B Bendriem IEEE Transactions on Nuclear Science 44 (3), 1186-1190, 1997 | 27 | 1997 |
| Design and evaluation of the clear-PEM detector for positron emission mammography AI Santos, P Almeida, MV Martins, N Matela, N Oliveira, NC Ferreira, ... IEEE Symposium Conference Record Nuclear Science 2004. 6, 3805-3809, 2004 | 25 | 2004 |
| Comparison of GFR calculation methods: MDRD and CKD-EPI vs. 99mTc-DTPA tracer clearance rates AH Dias, S Pintão, P Almeida, T Martins Scandinavian journal of clinical and laboratory investigation 73 (4), 334-338, 2013 | 21 | 2013 |
| Image quality and dose assessment in digital breast tomosynthesis: A Monte Carlo study M Baptista, S Di Maria, N Oliveira, N Matela, L Janeiro, P Almeida, P Vaz Radiation Physics and Chemistry 104, 158-162, 2014 | 20 | 2014 |
| Skull segmentation of UTE MR images by probabilistic neural network for attenuation correction in PET/MR AS Ribeiro, ER Kops, H Herzog, P Almeida Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2013 | 20 | 2013 |
| Absolute quantitation of iodine-123 epidepride kinetics using single-photon emission tomography: comparison with carbon-11 epidepride and positron emission tomography P Almeida, MJ Ribeiro, M Bottlaender, C Loc’h, O Langer, D Strul, ... European journal of nuclear medicine 26 (12), 1580-1588, 1999 | 20 | 1999 |
| Reconstruction of Clear-PEM data with STIR MV Martins, N Matela, P Rodrigues, A Trindade, N Oliveira, M Correia, ... IEEE Nuclear Science Symposium Conference Record, 2005 4, 5 pp.-2102, 2005 | 18 | 2005 |
| Comparison of clinical data sets acquired on different tomographs using 6-18 F-l-dopa MJ Ribeiro, P Remy, B Bendriem, P Almeida, V Brulon, Y Samson, ... European journal of nuclear medicine 27 (6), 707-712, 2000 | 18 | 2000 |
| List-mode maximum-likelihood reconstruction for the ClearPEM system L Cao, R Bugalho, N Matela, M Martins, P Almeida, J Peter, J Varela 2011 IEEE Nuclear Science Symposium Conference Record, 4171-4174, 2011 | 16 | 2011 |
| Optimization of convergent collimators for pixelated SPECT systems RM Capote, N Matela, RC Conceição, P Almeida Medical physics 40 (6Part1), 062501, 2013 | 14 | 2013 |
| Image-derived input function obtained in a 3TMR-brainPET NA Da Silva, H Herzog, C Weirich, L Tellmann, ER Kops, H Hautzel, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2013 | 14 | 2013 |
| Choosing the ART relaxation parameter for Clear-PEM 2D image reconstruction J Mesquita, N Matela, N Oliveira, MV Martins, P Almeida Computer methods and programs in biomedicine 98 (2), 183-190, 2010 | 13 | 2010 |
| Characterization of the Clear-PEM breast imaging scanner performance E Albuquerque, FG Almeida, P Almeida, E Auffray, J Barbosa, AL Bastos, ... 2009 IEEE Nuclear Science Symposium Conference Record (NSS/MIC), 3487-3490, 2009 | 12 | 2009 |
