Case T-303/18 RENV: Judgment of the General Court of 10 April 2019 — AV v Commission (Civil service — Temporary agents — Engagement — Article 13 of the CEOS — Pre-engagement medical examination — Incomplete declarations at the medical examination — Failure of the person concerned to declare an illness — Subsequent discovery by the AECE — Retroactive application of medical cover deferment for five years — Referral to the Invalidity Committee — Reasonable time limit — Responsibility — Non-material injury)