"There has never been a therapeutic trial", defended Professor Didier on Tuesday. Raoult, former boss of the IHU of Marseille, following a forum of doctors accusing him of having conducted "the largest known 'wild' therapeutic trial" on hydroxychloroquine.

16 learned societies denounced Sunday in Le Monde a study co-signed by the Marseille infectiologist, involving more than 30,000 patients for two years. The doctors who signed the tribune call on the authorities to take "measures adapted to the mistakes committed" and the "credibility of French medical research"