Case T-556/20: Judgment of the General Court of 2 March 2022 — D & A Pharma v Commission and EMA (Medicinal products for human use — Application for conditional marketing authorisation for the medicinal product Hopveus — sodium oxybate — Decision of refusal by the Commission — Regulation (EC) No 726/2004 — Procedure — Committee for Medicinal Products for Human Use — Request for consultation of a specific scientific advisory group — Impartiality of members of an ad hoc committee of experts — Manifest errors of assessment — Equal treatment)