27In that regard, it must be held that, indeed, a particular vigilance is required, as stated, moreover, in Article 52 TFEU, when examining national measures for the protection of public health. As the French Government points out, the mere fact that a Member State has chosen a system of protection different from that adopted by another Member State cannot affect the appraisal as to the need for and proportionality of the provisions adopted (see, inter alia, Mac Quen and Others, paragraphs 33 and 34; Case C-294/00 Gräbner [2002] ECR I-6515, paragraphs 46 and 47; and Case C-141/07 Commission v Germany [2008] ECR I-6935, paragraph 51).
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