Case C-260/17: Judgment of the Court (Ninth Chamber) of 25 October 2018 (request for a preliminary ruling from the Symvoulio tis Epikrateias — Greece) — Anodiki Services EPE v GNA, O Evangelismos — Ofthalmiatreio Athinon — Polykliniki, Geniko Ogkologiko Nosokomeio Kifisias — (GONK) ‘Oi Agioi Anargyroi’ (Reference for a preliminary ruling – Public procurement – Directive 2014/24/EU – Article 10(g) – Exclusions from its scope – Employment contracts – Definition – Decisions of public hospitals to conclude fixed-term labour contracts for the purposes of catering, the provision of meals and cleaning – Directive 89/665/EEC – Article 1 – Right to an effective remedy)