 PTCOG of North America |
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EPTN European Particle Therapy Network |
Thank you for participating at PTCOG 63!
See you at PTCOG 64 in Caen, France, in 2026!
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International Journal of Particle Therapy
IJPT is the official scientific journal of PTCOG
Call for papers
AI in Particle Therapy
Submission deadline: 31 August 2025
Articles will address most pressing issues in PT AI, resulting in a high-ranking, impactful issue.
Proceedings to the 62nd Annual PTCOG Conference in Singapore
Volume 12, June 2024
Volume 13, September 2024
PTCOG Exchange Program
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Patient Statistics per End of 2023
Per end of 2023 more than 410'000 patients have been treated worldwide with particle radiotherapy, close to 350'000 with protons, about 57'500 with C-ions and about 3'500 with He, pions and other particles. Files with details of the patient statistics of particle therapy centers worldwide are published for registered Members of PTCOG only.
(The data have been reported by the particle therapy centers and collected by Martin Jermann, Secretary of PTCOG).
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PTCOG Chairmen, 1985 - 2025
| Past Chairmen | From - To | Secretary |
| Herman D. Suit, Harvard Univ., Boston, MA., USA | 1985 - 1986 | Michael Goitein |
| James Slater, Loma Linda, CA., USA | 1986 - 1987 | Michael Goitein |
| Michael Goitein, Harvard Univ.,, Boston, MA.,USA | 1987 - 2000 | Janet Sisterson |
| Gudrun Goitein, PSI, Villigen, Switzerland | 2000 - 2003 | Janet Sisterson |
| Al Smith, Texas Univ., Houston, TX., USA | 2003 - 2006 | Alan Thornton / Martin Jermann |
| Hirohiko Tsujii, NIRS, Chiba, Japan | 2006 - 2009 | Martin Jermann |
| Alejandro Mazal, CPO/Curie, Orsay, France | 2009 - 2012 | Martin Jermann |
| Eugen Hug, PSI, Villigen, Switzerland | 2012 - 2015 | Martin Jermann |
| Jay Flanz, MGH, Boston, MA., USA | 2015 - 2022 | Martin Jermann |
| Marco Durante, GSI, Darmstadt, Germany | 2022 - 2025 | Martin Jermann |