Case C-321/12: Judgment of the Court (Third Chamber) of 10 October 2013 (request for a preliminary ruling from the Centrale Raad van Beroep — Netherlands) — F. van der Helder, D. Farrington v College voor zorgverzekeringen (Social security — Regulation (EEC) No 1408/71 — Article 28(2)(b) — Sickness insurance benefits — Entitlement to an old-age pension in several Member States — Residence in another Member State — Provision of benefits in kind in the State of residence — Burden of the cost of benefits — Member State ‘legislation’ to which the pensioner has been subject for the longest period of time — Concept)