Case C-106/05: Judgement of the Court (Third Chamber) of 8 June 2006 (reference for a preliminary ruling from the Bundesfinanzhof, Germany) — L.u.P. GmbH v Finanzamt Bochum-Mitte (Sixth VAT Directive — Exemptions — Article 13A(1)(b) and (c) and (2)(a) — Medical care provided by bodies other than those governed by public law — Medical care provided in the exercise of a medical profession — Medical tests carried out by a laboratory governed by private law outside a centre for treatment on prescription from general practitioners — Conditions for the exemption — Member States' discretion — Limits)