39Thus, in the present case, the precautionary measures permitted under national legislation at issue in the main proceedings must not exceed the limits of what is appropriate and necessary in order to attain the objectives legitimately pursued by the legislation in question; when there is a choice between several appropriate measures, recourse must be had to the least onerous, and the disadvantages caused must not be disproportionate to the aims pursued (see, to that effect, judgment of 9 February 2012, Urbán, C‑210/10, EU:C:2012:64, paragraphs 24 and 53 and the case-law cited).
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