references.bib

@article{structure,
  title={The structure of invention},
  author={Arthur, W Brian},
  journal={Research Policy},
  volume={36},
  number={2},
  pages={274--287},
  year={2007},
  publisher={Elsevier}
}

@article{invention,
  title={When is an invention really radical?: Defining and measuring technological radicalness},
  author={Dahlin, Kristina B and Behrens, Dean M},
  journal={Research Policy},
  volume={34},
  number={5},
  pages={717--737},
  year={2005},
  publisher={Elsevier}
}

@article{verhoeven,
  title={Identifying ex ante characteristics of Radical Inventions through patent-based indicators},
  author={Verhoeven, Dennis and Bakker, Jurri{\"e}n and Veugelers, Reinhilde},
  journal={FEB Research Report-MSI\_1319},
  year={2014}
}

@article{arts,
  title={Inventions shaping technological trajectories: do existing patent indicators provide a comprehensive picture?},
  author={Arts, Sam and Appio, Francesco Paolo and Van Looy, Bart},
  journal={Scientometrics},
  volume={97},
  number={2},
  pages={397--419},
  year={2013},
  publisher={Springer}
}

@article{rontgen,
	title = "On a new kind or rays ",
	journal = "Journal of the Franklin Institute ",
	volume = "141",
	number = "3",
	pages = "183 - 191",
	year = "1896",
	issn = "0016-0032",
	doi = "http://dx.doi.org/10.1016/S0016-0032(96)90066-6",
	url = "http://www.sciencedirect.com/science/article/pii/S0016003296900666",
	author = "W.C. Roentgen"
}

@book{suetens,
  title={Fundamentals of medical imaging},
  author={Suetens, Paul},
  year={2009},
  publisher={Cambridge University Press}
}

@article{ginneken,
  title={Comparing and combining algorithms for computer-aided detection of pulmonary nodules in computed tomography scans: the ANODE09 study},
  author={van Ginneken, Bram and Armato III, Samuel G and de Hoop, Bartjan and van Amelsvoort-van de Vorst, Saskia and Duindam, Thomas and Niemeijer, Meindert and Murphy, Keelin and Schilham, Arnold and Retico, Alessandra and Fantacci, Maria Evelina and others},
  journal={Medical image analysis},
  volume={14},
  number={6},
  pages={707--722},
  year={2010},
  publisher={Elsevier}
}

@article{radon,
  title={Uber die Bestimmung von Funktionen durch ihre Integralwerte langs gewissez Mannigfaltigheiten, Ber},
  author={Radon, Johann},
  journal={Verh. Sachs. Akad. Wiss. Leipzig, Math. Phys. Klass},
  volume={69},
  year={1917}
}

@article{review,
  title={Diagnostic imaging over the last 50 years: research and development in medical imaging science and technology},
  author={Doi, Kunio},
  journal={Physics in medicine and biology},
  volume={51},
  number={13},
  pages={R5},
  year={2006},
  publisher={IOP Publishing}
}

@article{mrihistory,
  author={John R Mallard},
  title={Magnetic resonance imaging—the Aberdeen perspective on developments in the early years},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R45},
  year={2006},
}

@article{lauterbur1973,
  title={Image formation by induced local interactions: examples employing nuclear magnetic resonance},
  author={Lauterbur, Paul C and others},
  journal={Nature},
  volume={242},
  number={5394},
  pages={190--191},
  year={1973}
}

@article{ctreview,
  author={Willi A Kalender},
  title={X-ray computed tomography},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R29},
  year={2006},
}

@article{specthistory,
  author={Ronald Jack Jaszczak},
  title={The early years of single photon emission computed tomography (SPECT): an anthology of selected reminiscences},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R99},
  year={2006},
}

@article{geigercountertube,
  title={The electron counting tube},
  author={Geiger, H and Walther, M},
  journal={Physik Zeitschrift},
  volume={29},
  pages={839--841},
  year={1928}
}

@article{anger,
  title={Scintillation camera},
  author={Anger, Hal O},
  journal={Review of scientific instruments},
  volume={29},
  number={1},
  pages={27--33},
  year={1958},
  publisher={AIP Publishing}
}

@article{kuhl_edwards,
  title={Image Separation Radioisotope Scanning 1},
  author={Kuhl, David E and Edwards, Roy Q},
  journal={Radiology},
  volume={80},
  number={4},
  pages={653--662},
  year={1963},
  publisher={The Radiological Society of North America}
}

@article{petreview,
  author={Gerd Muehllehner and Joel S Karp},
  title={Positron emission tomography},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R117},
  year={2006},
}

@inproceedings{brownell,
  title={New developments in positron scintigraphy and the application of cyclotron-produced positron emitters},
  author={Brownell, GL and Burnham, CA and Wilensky, S and Aronow, S and Kazemi, H and Strieder, D},
  booktitle={Medical Radioisotope Scintigraphy. VI Proceedings of a Symposium on Medical Radioisotope Scintigraphy},
  year={1969}
}

@article{reconstructionreview,
  author={Michel Defrise and Grant T Gullberg},
  title={Image reconstruction},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R139},
  year={2006},
}

@article{tomohistory,
  author={T R Mackie},
  title={History of tomotherapy},
  journal={Physics in Medicine and Biology},
  volume={51},
  number={13},
  pages={R427},
  year={2006},
}

@article{digitalradio,
  title={Advances in Digital Radiography: Physical Principles and System Overview 1},
  author={Korner, Markus and Weber, Christof H and Wirth, Stefan and Pfeifer, Klaus-Jurgen and Reiser, Maximilian F and Treitl, Marcus},
  journal={Radiographics},
  volume={27},
  number={3},
  pages={675--686},
  year={2007},
  publisher={Radiological Society of North America}
}

@article{fpd,
  title={Flat-panel detectors: how much better are they?},
  author={Seibert, J Anthony},
  journal={Pediatric radiology},
  volume={36},
  number={2},
  pages={173--181},
  year={2006},
  publisher={Springer}
}

@article{lcdhistory,
  title={The history of liquid-crystal displays},
  author={Kawamoto, Hirohisa},
  journal={Proceedings of the IEEE},
  volume={90},
  number={4},
  pages={460--500},
  year={2002},
  publisher={IEEE}
}

@inproceedings{solidstatesens,
  title={A general overview of solid state imaging sensors types},
  author={Abdallah, S and Saleh, B and Aboulsoud, AK},
  booktitle={Photonics and Its Application at Egyptian Engineering Faculties and Institutes, 2002. Third Workshop on},
  pages={1--10},
  year={2002},
  organization={IEEE}
}

@misc{oecdhealth,
  title={Health at a Glance},
  author={Indicators, OECD},
  year={2013},
  publisher={OECD Paris}
}

@book{ctbook,
  title={Computed tomography: fundamentals, system technology, image quality, applications},
  author={Kalender, Willi A},
  year={2011},
  publisher={John Wiley \& Sons}
}

@article{quadrature,
  title={Digital quadrature detection in nuclear magnetic resonance spectroscopy},
  author={Gengying, Li and Haibin, Xie},
  journal={Review of scientific instruments},
  volume={70},
  number={2},
  pages={1511--1513},
  year={1999},
  publisher={AIP Publishing}
}

@article{nanogradients1,
	title = "Deep magnetic capture of magnetically loaded cells for spatially targeted therapeutics ",
	journal = "Biomaterials ",
	volume = "31",
	number = "8",
	pages = "2130 - 2140",
	year = "2010",
	issn = "0142-9612",
	doi = "http://dx.doi.org/10.1016/j.biomaterials.2009.11.062",
	url = "http://www.sciencedirect.com/science/article/pii/S0142961209013064",
	author = "Zheyong Huang and Ning Pei and Yanyan Wang and Xinxing Xie and Aijun Sun and Li Shen and Shuning Zhang and Xuebo Liu and Yunzeng Zou and Juying Qian and Junbo Ge",	
}

@article{nanogradients2,
  title={High field gradient targeting of magnetic nanoparticle-loaded endothelial cells to the surfaces of steel stents},
  author={Polyak, Boris and Fishbein, Ilia and Chorny, Michael and Alferiev, Ivan and Williams, Darryl and Yellen, Ben and Friedman, Gary and Levy, Robert J},
  journal={Proceedings of the National Academy of Sciences},
  volume={105},
  number={2},
  pages={698--703},
  year={2008},
  publisher={National Acad Sciences}
}

@techreport{oldgradients,
  title={POTENTIAL APPLICATIONS OF MAGNETIC GRADIENTS TO MARINE GEOPHYSICS.},
  author={Byrd Jr, William E},
  year={1967},
  institution={DTIC Document}
}

@article{cadhistory,
  title={Computer-aided diagnosis in medical imaging: historical review, current status and future potential},
  author={Doi, Kunio},
  journal={Computerized medical imaging and graphics},
  volume={31},
  number={4-5},
  pages={198--211},
  year={2007},
  publisher={Elsevier}
}

@misc{chan1990method,
  title={Method and system for enhancement and detection of abnormal anatomic regions in a digital image},
  author={Chan, Heang-Ping and Doi, Kunio and Giger, Maryellen L},
  year={1990},
  month=mar # "~6",
  publisher={Google Patents},
  note={US Patent 4,907,156}
}

@article{cadsynergy,
  title={Improvement in Radiologists' Detection of Clustered Microcalcifications on Mammograms: The Potential of Computer-Aided Diagnosis.},
  author={Chan, Heang-Ping and Doi, Kunio and VYBRONY, CARL J and Schmidt, Robert A and Metz, Charles E and Lam, Kwok Leung and Ogura, Toshihiro and Wu, Yuzheng and MacMahon, Heber},
  journal={Investigative radiology},
  volume={25},
  number={10},
  pages={1102--1110},
  year={1990},
  publisher={LWW}
}

@article{lungcadreview,
  title={A review of computer-aided diagnosis in thoracic and colonic imaging},
  author={Suzuki, Kenji},
  journal={Quantitative imaging in medicine and surgery},
  volume={2},
  number={3},
  pages={163},
  year={2012},
  publisher={AME Publications}
}

@article{mammoai,
  title={Computer vision and artificial intelligence in mammography.},
  author={Vyborny, Carl J and Giger, Maryellen L},
  journal={AJR. American journal of roentgenology},
  volume={162},
  number={3},
  pages={699--708},
  year={1994},
  publisher={Am Roentgen Ray Soc}
}

@article{mammoairecent,
  title={Computer-aided detection and diagnosis of breast cancer with mammography: recent advances},
  author={Tang, Jinshan and Rangayyan, Rangaraj M and Xu, Jun and El Naqa, Issam and Yang, Yongyi},
  journal={Information Technology in Biomedicine, IEEE Transactions on},
  volume={13},
  number={2},
  pages={236--251},
  year={2009},
  publisher={IEEE}
}

@misc{imgprocbook,
  title={Digital image processing},
  author={Gonzalez, Rafael C and Woods, Richard E},
  year={2002},
  publisher={Prentice hall Upper Saddle River, NJ:}
}

@article{machinelearningapps,
  title={Applications of machine learning and rule induction},
  author={Langley, Pat and Simon, Herbert A},
  journal={Communications of the ACM},
  volume={38},
  number={11},
  pages={54--64},
  year={1995},
  publisher={ACM}
}

@article{mammocadbad,
  title={Influence of computer-aided detection on performance of screening mammography},
  author={Fenton, Joshua J and Taplin, Stephen H and Carney, Patricia A and Abraham, Linn and Sickles, Edward A and D'Orsi, Carl and Berns, Eric A and Cutter, Gary and Hendrick, R Edward and Barlow, William E and others},
  journal={New England Journal of Medicine},
  volume={356},
  number={14},
  pages={1399--1409},
  year={2007},
  publisher={Mass Medical Soc}
}

@article{positrontheory,
  title={A theory of electrons and protons},
  author={Dirac, Paul AM},
  journal={Proceedings of the Royal Society of London. Series A, Containing papers of a mathematical and physical character},
  pages={360--365},
  year={1930},
  publisher={JSTOR}
}

@article{artificialradio,
  title={Artificial production of a new kind of radio-element},
  author={Joliot, Fr{\'e}d{\'e}ric and Curie, Ir{\`e}ne},
  journal={Nature},
  volume={133},
  number={3354},
  pages={201--202},
  year={1934}
}

@inproceedings{pethistory,
  title={A brief history of positron emission tomography (PET)},
  author={Wagner Jr, Henry N},
  booktitle={Seminars in nuclear medicine},
  volume={28},
  number={3},
  pages={213--220},
  year={1998},
  organization={Elsevier}
}

@inproceedings{radiopharma,
  title={Pet radiopharmaceuticals: state-of-the-art and future prospects},
  author={Tewson, Timothy J and Krohn, Kenneth A},
  booktitle={Seminars in nuclear medicine},
  volume={28},
  number={3},
  pages={221--234},
  year={1998},
  organization={Elsevier}
}

@article{firstF-FDG,
  title={Labeled 2-deoxy-D-glucose analogs. 18F-labeled 2-deoxy-2-fluoro-D-glucose, 2-deoxy-2-fluoro-D-mannose and 14C-2-deoxy-2-fluoro-D-glucose},
  author={Ido, T and Wan, C-N and Casella, V and Fowler, JS and Wolf, AP and Reivich, M and Kuhl, DE},
  journal={Journal of Labelled Compounds and Radiopharmaceuticals},
  volume={14},
  number={2},
  pages={175--183},
  year={1978},
  publisher={Wiley Online Library}
}

@article{fluorodopa,
  title={[18 F] fluoro-dopa: A unique gamma emitting substrate for Dopa decarboxylase},
  author={Firnau, G and Garnett, ES and Sourkes, TL and Missala, K},
  journal={Cellular and Molecular Life Sciences},
  volume={31},
  number={11},
  pages={1254--1255},
  year={1975},
  publisher={Springer}
}

@article{fdopamine,
  title={PET tracers for imaging of the dopaminergic system},
  author={Elsinga, Philip H and Hatano, Kentaro and Ishiwata, Kiichi},
  journal={Current medicinal chemistry},
  volume={13},
  number={18},
  pages={2139--2153},
  year={2006},
  publisher={Bentham Science Publishers}
}

@article{fdgresearch1,
  title={Declining brain glucose metabolism in normal individuals with a maternal history of Alzheimer disease},
  author={Mosconi, L and Mistur, R and Switalski, R and Brys, M and Glodzik, L and Rich, K and Pirraglia, E and Tsui, W and De Santi, S and De Leon, MJ},
  journal={Neurology},
  volume={72},
  number={6},
  pages={513--520},
  year={2009},
  publisher={AAN Enterprises}
}

@article{fdgresearch2,
  title={FDG-PET imaging in HIV-infected subjects: relation with therapy and immunovirological variables},
  author={Lucignani, Giovanni and Orunesu, Eva and Cesari, Miriam and Marzo, Katia and Pacei, Michela and Bechi, Giulia and Gori, Andrea and Gaito, Sabrina and Clerici, Mario and Chiti, Arturo},
  journal={European journal of nuclear medicine and molecular imaging},
  volume={36},
  number={4},
  pages={640--647},
  year={2009},
  publisher={Springer}
}

@article{ultrafastcad,
  title={Ultrafast computed tomography as a diagnostic modality in the detection of coronary artery disease a multicenter study},
  author={Budoff, Matthew J and Georgiou, Demetrios and Brody, Alan and Agatston, Arthur S and Kennedy, John and Wolfkiel, Christopher and Stanford, William and Shields, Paul and Lewis, Roger J and Janowitz, Warren R and others},
  journal={Circulation},
  volume={93},
  number={5},
  pages={898--904},
  year={1996},
  publisher={Am Heart Assoc}
}

@article{ultravshelical,
  title={Evaluation of subsecond gated helical CT for quantification of coronary artery calcium and comparison with electron beam CT},
  author={Carr, J Jeffrey and Crouse III, John R and Goff Jr, David C and D'Agostino Jr, Ralph B and Peterson, Neil P and Burke, Gregory L},
  journal={American Journal of Roentgenology},
  volume={174},
  number={4},
  pages={915--921},
  year={2000},
  publisher={Am Roentgen Ray Soc}
}

@article{ultralowdose,
  title={Radiation Exposure during Cardiac CT: Effective Doses at Multi--Detector Row CT and Electron-Beam CT 1},
  author={Hunold, Peter and Vogt, Florian M and Schmermund, Axel and Debatin, Jorg F and Kerkhoff, Gert and Budde, Thomas and Erbel, Raimund and Ewen, Klaus and Barkhausen, Jorg},
  journal={Radiology},
  volume={226},
  number={1},
  pages={145--152},
  year={2003},
  publisher={Radiological Society of North America}
}

@book{multictbook,
  title={Multi-slice and dual-source CT in cardiac imaging: Principles-protocols-indications-outlook},
  author={Ohnesorge, Bernd M and Flohr, Thomas G and Becker, Christoph R and Knez, Andreas and Reiser, Maximilian F},
  year={2006},
  publisher={Springer}
}

@article{ebctelectric,
  title={Electron beam computed tomography: challenges and opportunities},
  author={Retsky, Michael},
  journal={Physics Procedia},
  volume={1},
  number={1},
  pages={149--154},
  year={2008},
  publisher={Elsevier}
}

@article{mlinmedical,
  title={Machine learning in medical imaging},
  author={Wernick, Miles N and Yang, Yongyi and Brankov, Jovan G and Yourganov, Grigori and Strother, Stephen C},
  journal={Signal Processing Magazine, IEEE},
  volume={27},
  number={4},
  pages={25--38},
  year={2010},
  publisher={IEEE}
}