Case T-167/04: Judgment of the Court of First Instance of 11 July 2007 — Asklepios Kliniken GmbH v Commission of the European Communities (State aid — Public hospitals — Compensation for operating losses and provision of guarantees — Complaint — Failure by the Commission to define its position — Action for failure to act — Locus standi — Admissibility — Reasonable time frame — Regulation (EC) No 659/1999)