Interferon Reference for Older People - REFIPA Study

Exclusion Criteria

• •Subjects with symptoms of active infection (symptom questionnaire or temperature \> 37.5°C).
• •Subjects with an autoimmune disease linked to a dysregulated interferon response.
• •Subjects participating in another interventional study involving an exclusion period that is still ongoing or that may interfere with the present protocol.
• •Subjects deprived of their liberty by judicial or administrative decision
• •Subjects receiving psychiatric care
• •Adults subject to legal protection measures (guardianship, curatorship)
• •Subjects not affiliated with a social security scheme or beneficiaries of a similar scheme