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Odysséa race in aid of breast cancer research on October 4 and 5, 2025.
For the 18th year running, the Dassault Group is taking part in the Odysséa race to support breast cancer research at the Gustave Roussy Institute.
Alongside the 50,000 participants expected to take part, the event will be held on October 4 and 5, 2025, at the Château de Vincennes (94) for a 5 or 10 km run or walk, either on site or online.