Welcome to the 31st CHO congress!

🗓️ The 31st edition of the CHO congress will be held on October 12-15, 2025, in Giens, Var, France.

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🎟️ Online registration is now open! Please check here: https://cho2025.sciencesconf.org/

⏰ Early bird registration before July 15, 2025

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📝To submit an abstract, please follow the online instructions and send the Word document to cho.secretaire@gmail.com

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Looking forward to seeing you in Giens!