(CNN) — Dr. Susan Monarez, former director of the US Centers for Disease Control and Prevention, is expected to say in a Senate committee hearing this week that US Health and Human Services Secretary Robert F. Kennedy Jr. put politics before public health when he required that all CDC policy and personnel decisions be cleared by political staff, according to her prepared testimony.

Monarez is set to appear before the Senate Committee on Health, Education, Labor and Pensions in a hearing Wednesday.

She was ousted last month, just 29 days into her tenure as CDC director, amid clashes with Kennedy over vaccine policies. She will be joined at the hearing by Dr. Debra Houry, who stepped down from her role as the CDC’s chief medical officer in protest after Monarez’s ouster.

“I was fired for

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