Being a radiation oncologist represents many professional achievements that can be summarized in: cure and offer welfare or quality of life to many people with cancer in Panama and the region.

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• Clinical Postdoctoral. M.D.Anderson Cancer Center in Houston. 2007
• Specialty in Radiotherapeutic Oncology. Tohoku University - Faculty of Medicine, Sendai. 2005
• Doctor of medicine and surgery. Universidad Autónoma de Centroamérica (UACA). 1997

• Hospital Nacional cod. 156Active

  Panama

• Panamanian Society of Oncology
• National Plan Against Cancer
• American Society for Therapeutic Radiology and Oncology (ASTRO)
• American Association of Physics in Medicine (AAPM)
• American Association of Cancer Research (AACR)

• 2006 Berlex-Oncology Clinical Translational Award - MD Anderson Cancer Center

• Medical Director - International Radiosurgery and Oncologic Radiotherapy Center (CIRRO). Panama City, Panama
• Vice President - National Association Against Cancer (ANCEC)
• Founder - International Radiosurgery and Oncological Radiotherapy Center

• George Starkschall, Ph.D., Peter Balter, Ph.D., Keith Britton, M.D., Ph.D., Mary F. McAleer,M.D., Ph.D., James D. Cox, M.D., and Radhe Mohan, Ph.D. Interfractional reproducibility of lungtumor location using various methods of respiratory motion mitigation. Int J Radiat Onc Biol Phys,Vol: 1;79(2):596-601; Feb 2011.
• Keith R Britton, M.D., Ph.D., George Starkschall, Ph.D., Sandeep Hunjan, PhD., Helen Liu,Ph.D., Joe Y Chang, M.D., Ph.D., Stephen Bilton, CMD, Muthuveni Ezhil, M.D, Sandra John-Baptiste, CMD, Michael Kantor, B.S., James D Cox, M.D., Ritsuko Komaki, M.D. and RadheMohan, Ph.D. Four Dimensional CT Imaging Verification of Target Reproducibility for LungCancer Radiotherapy. Int J Radiat Onc Biol Phys, in revision, 2010.
• Britton K, M.D., Ph.D, Yoshihiro Takai, M.D., Masatoshi Mitsuya, Ph.D., Kenji Nemoto, M.D.,Yoshihiro Ogawa, M.D., and Shogo Yamada, M.D. Image-guided Intensity Modulated RadiationTherapy (IMRT) for prostate cancer: influence of organ motion correction associated with acutetoxicity and Quality Of Life (QOL). Tohoku University Journal, Jul, 2010.
• Keith R. Britton, M.D., Ph.D., George Starkschall, Ph.D., Helen Liu, Ph.D., Joe Y Chang, M.D.,Ph.D., Stephen Bilton, C.M.D., Muthuveni Ezhil, M.D., Sandra John-Baptiste, C.M.D., MichaelKantor, B.S., James D. Cox, M.D., Ritsuko Komaki, M.D., and Radhe Mohan, Ph.D.Consequences of Anatomic Changes and Respiratory Motion on Radiation Dose Distributions inConformal Radiotherapy for Locally Advanced Non-Small-Cell Lung Cancer. Int J Radiat Onc BiolPhys, Vol 73 (1); 94-102, Jan, 2009.
• Peter Balter, Ph.D., George Starkschall, Ph.D., Keith R. Britton, M.D., Ph.D., Mary F. McAleer, M.D,Ph.D., Radhe Mohan, Ph.D. and James D. Cox, M.D. The 51 st Meeting of the American Society forTherapeutic Radiation Oncology (ASTRO): “Setup Margins for Gated Treatments of Lung Tumors”.Poster presentation; Oct. 31- Nov. 6, 2009, Chicago, USA.
• Keith R. Britton, M.D., Ph.D., George Starkschall, Ph.D., Sandeep Hunjan, Ph.D., Joe Y. Chang, M.D.,Ph.D., Helen Liu, Ph.D., Stephen Bilton, C.M.D., Michael Kantor, B.S., James D. Cox, M.D., RadheMohan, Ph.D. and Ritsuko Komaki, M.D. The 68 th Meeting of Japan Radiological Society (JRS):“Reproducibility of 3-D Conformal Radiation Therapy in Locally Advanced Non-small Cell Lung CancerUsing Four Dimensional CT Imaging”. Oral presentation; Apr. 16-19, 2009, Yokohama, JAPAN.
• Keith R. Britton G., M.D., PhD., Yoshihiro Takai, M.D., Kenji Nemoto, M.D., Yoshihiro Ogawa, M.D.,Masatoshi Mitsuya, Ph.D., Ricardo S. Britton, M.D., and Shogo Yamada, M.D. 1 st InternationalConference on Advances in Radiation Oncology (ICARO): “Image-guided Intensity ModulatedRadiation Therapy (IMRT) for prostate cancer: influence of organ motion correction associated withacute toxicity and Quality Of Life (QOL)”. Poster Discussion Session; Apr. 26-29, 2009 Vienna,AUSTRIA.
• B Rosen, BS, G Starkschall, Ph.D., K Britton, M.D., Ph.D., R Mohan, Ph.D., JD Cox, M.D.Analysis of Intrafractional and Interfractional Variation in Lung Volumes using Four-DimensionalComputed Tomography. Int J Radiat Onc Biol Phys, Vol 72 (issue 1), 288-294, Sept. 2008.
• Soofi W, PhD., Starkschall G, PhD., Britton K, MD., PhD. Vedam S. PhD. Determination of anoptimal organ set to implement deformations to support four-dimensional dose calculations inradiation therapy planning. Journal of Applied Clinical Medical Physics, Vol 9, No. 2, Spring 2008.
• Koto M, MD, Takai Y, MD, Ogawa Y, MD, Matsushita H, MD, Takeda K, MD, Takahashi C, MD,Britton KR, MD, PhD, Jingu K, Takai K, Mitsuya M, Nemoto K, Yamada S. A phase II study onstereotactic body radiotherapy for stage I non-small cell lung cancer. Radiother Oncol, vol 85(3),pp. 429-434, Dec., 2007.