Where possible, priority should therefore be given to the collection of data that are necessary for the assessment of measures imposed on the basis of the precautionary principle.
I gcás inar féidir é, ba cheart dá bhrí sin tosaíocht a thabhairt do bhailiú sonraí atá riachtanach chun measúnú a dhéanamh ar na bearta a fhorchuirtear ar bhonn phrionsabal an réamhchúraim.