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Bob Liu, Ph.D.

TitleAssistant Professor of Radiology
InstitutionMassachusetts General Hospital
DepartmentRadiology
AddressMassachusetts General Hospital
Department of Radiology
Zero Emerson Place, Room 3A
Boston MA 02114
Phone617/643-1568
Fax617/643-4737

 Bibliographic 
 selected publications
Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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  1. Li X, Zhang D, Liu B. A parameterization method and application in breast tomosynthesis dosimetry. Med Phys. 2013 Sep; 40(9):092105.
    View in: PubMed
  2. Westra SJ, Li X, Gulati K, Singh S, Liu B, Kalra MK, Abbara S. Entrance skin dosimetry and size-specific dose estimate from pediatric chest CTA. J Cardiovasc Comput Tomogr. 2013 Aug 23.
    View in: PubMed
  3. Zhang D, Li X, Gao Y, Xu XG, Liu B. A method to acquire CT organ dose map using OSL dosimeters and ATOM anthropomorphic phantoms. Med Phys. 2013 Aug; 40(8):081918.
    View in: PubMed
  4. Li X, Zhang D, Liu B. Calculations of two new dose metrics proposed by AAPM Task Group 111 using the measurements with standard CT dosimetry phantoms. Med Phys. 2013 Aug; 40(8):081914.
    View in: PubMed
  5. Li X, Zhang D, Liu B. Workload and transmission data for the installation of a digital breast tomosynthesis system. Med Phys. 2013 Jun; 40(6):063901.
    View in: PubMed
  6. Li X, Zhang D, Liu B. Monte Carlo assessment of CT dose equilibration in PMMA and water cylinders with diameters from 6 to 55 cm. Med Phys. 2013 Mar; 40(3):031903.
    View in: PubMed
  7. Zondervan RL, Hahn PF, Sadow CA, Liu B, Lee SI. Body CT Scanning in Young Adults: Examination Indications, Patient Outcomes, and Risk of Radiation-induced Cancer. Radiology. 2013 May; 267(2):460-9.
    View in: PubMed
  8. Pandharipande PV, Eisenberg JD, Lee RJ, Gilmore ME, Turan EA, Singh S, Kalra MK, Liu B, Kong CY, Gazelle GS. Patients with Testicular Cancer Undergoing CT Surveillance Demonstrate a Pitfall of Radiation-induced Cancer Risk Estimates: The Timing Paradox. Radiology. 2013 Mar; 266(3):896-904.
    View in: PubMed
  9. Gu J, Xu XG, Caracappa PF, Liu B. Fetal doses to pregnant patients from CT with tube current modulation calculated using Monte Carlo simulations and realistic phantoms. Radiat Prot Dosimetry. 2013; 155(1):64-72.
    View in: PubMed
  10. Li X, Zhang D, Liu B. Equations for CT dose calculations on axial lines based on the principle of symmetry. Med Phys. 2012 Sep; 39(9):5347-52.
    View in: PubMed
  11. Li X, Zhang D, Liu B. Transmission of broad W/Rh and W/Al (target/filter) x-ray beams operated at 25-49 kVp through common shielding materials. Med Phys. 2012 Jul; 39(7):4132-8.
    View in: PubMed
  12. Ghoshhajra BB, Engel LC, Major GP, Goehler A, Techasith T, Verdini D, Do S, Liu B, Li X, Sala M, Kim MS, Blankstein R, Prakash P, Sidhu MS, Corsini E, Banerji D, Wu D, Abbara S, Truong Q, Brady TJ, Hoffmann U, Kalra M. Evolution of coronary computed tomography radiation dose reduction at a tertiary referral center. Am J Med. 2012 Aug; 125(8):764-72.
    View in: PubMed
  13. Zhang D, Li X, Liu B. X-ray spectral measurements for tungsten-anode from 20 to 49 kVp on a digital breast tomosynthesis system. Med Phys. 2012 Jun; 39(6):3493-500.
    View in: PubMed
  14. Goldberg-Stein SA, Liu B, Hahn PF, Lee SI. Radiation dose management: part 2, estimating fetal radiation risk from CT during pregnancy. AJR Am J Roentgenol. 2012 Apr; 198(4):W352-6.
    View in: PubMed
  15. Li X, Zhang D, Liu B. Estimation of the weighted CTDI(8) for multislice CT examinations. Med Phys. 2012 Feb; 39(2):901-5.
    View in: PubMed
  16. Thabet A, Kalva SP, Liu B, Mueller PR, Lee SI. Interventional radiology in pregnancy complications: indications, technique, and methods for minimizing radiation exposure. Radiographics. 2012 Jan-Feb; 32(1):255-74.
    View in: PubMed
  17. Li X, Zhang D, Liu B. Comment on "in-patient to isocenter KERMA ratios in CT" [Med. Phys. 38, 5362-5369 (2011)]. Med Phys. 2011 Dec; 38(12):6787-8.
    View in: PubMed
  18. Li X, Zhang D, Liu B. A practical approach to estimate the weighted CT dose index over an infinite integration length. Phys Med Biol. 2011 Sep 21; 56(18):5789-803.
    View in: PubMed
  19. Walsh CJ, Sapkota BH, Kalra MK, Hanumara NC, Liu B, Shepard JA, Gupta R. Smaller and deeper lesions increase the number of acquired scan series in computed tomography-guided lung biopsy. J Thorac Imaging. 2011 Aug; 26(3):196-203.
    View in: PubMed
  20. Zondervan RL, Hahn PF, Sadow CA, Liu B, Lee SI. Frequent body CT scanning of young adults: indications, outcomes, and risk for radiation-induced cancer. J Am Coll Radiol. 2011 Jul; 8(7):501-7.
    View in: PubMed
  21. Li X, Zhang D, Liu B. Automated extraction of radiation dose information from CT dose report images. AJR Am J Roentgenol. 2011 Jun; 196(6):W781-3.
    View in: PubMed
  22. Zhang D, Li X, Liu B. Objective characterization of GE discovery CT750 HD scanner: gemstone spectral imaging mode. Med Phys. 2011 Mar; 38(3):1178-88.
    View in: PubMed
  23. Li X, Da Z, Liu B. Sensitivity analysis of a geometric calibration method using projection matrices for digital tomosynthesis systems. Med Phys. 2011 Jan; 38(1):202-9.
    View in: PubMed
  24. Goldberg-Stein S, Liu B, Hahn PF, Lee SI. Body CT during pregnancy: utilization trends, examination indications, and fetal radiation doses. AJR Am J Roentgenol. 2011 Jan; 196(1):146-51.
    View in: PubMed
  25. Pulli B, Fintelmann F, Liu B, Rosenthal DI. Semiautomated fluoroscopy radiation dose capture and reporting. AJR Am J Roentgenol. 2010 Nov; 195(5):1180-2.
    View in: PubMed
  26. Li X, Da Z, Liu B. A generic geometric calibration method for tomographic imaging systems with flat-panel detectors--a detailed implementation guide. Med Phys. 2010 Jul; 37(7):3844-54.
    View in: PubMed
  27. Wenli Cai; Bob Liu; Hiroyuki Yoshida. Dual-energy electronic cleansing for non-cathartic CT colonography: a phantom study, SPIE Medical Imaging. 2010; 7624.
  28. Singh S, Kalra MK, Moore MA, Shailam R, Liu B, Toth TL, Grant E, Westra SJ. Dose reduction and compliance with pediatric CT protocols adapted to patient size, clinical indication, and number of prior studies. Radiology. 2009 Jul; 252(1):200-8.
    View in: PubMed
  29. Bob Liu, Xinhua Li. Effect of Scatter Radiation on Reconstructed Images in Digital Breast Tomosynthesis, SPIE Medical Imaging. 2009; 7258:5-13.
  30. Chen Y, Liu B, O'Connor JM, Didier CS, Glick SJ. Characterization of scatter in cone-beam CT breast imaging: comparison of experimental measurements and Monte Carlo simulation. Med Phys. 2009 Mar; 36(3):857-69.
    View in: PubMed
  31. Shapiro MD, Dodd JD, Kalva S, Wittram C, Hsu J, Nasir K, Liu B, Nagurney JT, Kalra MK, Nichols JH, Cury RC, Abbara S, Tawakol A, Brady TJ, Hoffmann U. A comprehensive electrocardiogram-gated 64-slice multidetector computed tomography imaging protocol to visualize the coronary arteries, thoracic aorta, and pulmonary vasculature in a single breath hold. J Comput Assist Tomogr. 2009 Mar-Apr; 33(2):225-32.
    View in: PubMed
  32. Glick SJ, Thacker S, Gong X, Liu B. Evaluating the impact of X-ray spectral shape on image quality in flat-panel CT breast imaging. Med Phys. 2007 Jan; 34(1):5-24.
    View in: PubMed
  33. Yu Chen Liu, B. O'Connor, M. Didier, C.S. Glick, S.J. Comparison of Scatter/Primary Measurements with GATE Simulations for X-Ray Spectra in Cone Beam CT Mammography, IEEE Nuclear Science Symposium Conference Record. 2006; 6:3909-3914.
  34. Gong X, Glick SJ, Liu B, Vedula AA, Thacker S. A computer simulation study comparing lesion detection accuracy with digital mammography, breast tomosynthesis, and cone-beam CT breast imaging. Med Phys. 2006 Apr; 33(4):1041-52.
    View in: PubMed
  35. Bob Liu; Tao Wu; Richard H. Moore; Daniel B. Kopans. Monte Carlo simulation of x-ray scatter based on patient model from digital breast tomosynthesis, SPIE Medical Imaging. 2006; 6142:588-596.
  36. Tao Wu, Bob Liu, Richard H Moore, and Daniel B Kopans. Optimal Acquisition Techniques for Digital Breast Tomosynthesis Screening, SPIE Medical Imaging. 2006; 6142.
  37. Bob Liu; Stephen J. Glick; Corinne Groiselle. Characterization of scatter radiation in cone beam CT mammography, SPIE Medical Imaging. 2005; 5745:818-827.
  38. Goodsitt MM, Chan HP, Liu B, Guru SV, Morton AR, Keshavmurthy S, Petrick N. Classification of compressed breast shapes for the design of equalization filters in x-ray mammography. Med Phys. 1998 Jun; 25(6):937-48.
    View in: PubMed
  39. Goodsitt MM, Chan HP, Liu B. Investigation of the line-pair pattern method for evaluating mammographic focal spot performance. Med Phys. 1997 Jan; 24(1):11-5.
    View in: PubMed
  40. Liu B, Goodsitt M, Chan HP. Normalized average glandular dose in magnification mammography. Radiology. 1995 Oct; 197(1):27-32.
    View in: PubMed
  41. Huet P, Kajintie K, Leigh R, Liu B, McLerran L. Hydrodynamic Stability Analysis of Burning Bubbles in Electroweak Theory and QCD. Physical review D. 1993; 48:2477-2489.
  42. Liu B, Turok N, McLerran L. Bubble Nucleation and Growth at a Baryon Number Producing Phase Transition. Physical Review D. 1992; 46:2668-2684.
  43. Liu B, Wang XQ, McLerran L. Correlated Random Phase Approximation Studies of Anyon Systems. Physics Review B. 1991; 43:13736-13738.
  44. Lo SY, Cai X, Liu B and Matheys JP. Partition Temperature and Electron -Positron Annihilation. Europhysics Letters. 1988; 6:19-24.
  45. Liu B, Li JR. Self-Consistency Equation for the Order Parameter and Restoration of Chiral Symmetry. Physics Review D. 1988; 37:190-194.
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