Article 7U.K.Ad hoc monitoring
1.Following an alert notified pursuant to Article 9 concerning a threat to health as referred to in point (iii) of point (a) of Article 2(1) and in points (b), (c) or (d) of Article 2(1), the Member States shall, in liaison with the Commission and on the basis of the available information from their monitoring systems, inform each other through the EWRS and, if the urgency of the situation so requires, through the HSC about developments with regard to the threat concerned at national level.
2.The information transmitted pursuant to paragraph 1, shall include in particular any change in geographical distribution, spread and severity of the threat concerned and of the means of detection, if available.
3.The Commission shall, by means of implementing acts, adopt, where necessary, the case definitions to be used for ad hoc monitoring, in order to ensure the comparability and compatibility at Union level of the collected data.
Those implementing acts shall be adopted in accordance with the examination procedure referred to in Article 18(2).
On duly justified imperative grounds of urgency related to the severity of a serious cross-border threat to health or to the rapidity of its spread between the Member States, the Commission may adopt or update the case definitions referred to in the first subparagraph through immediately applicable implementing acts in accordance with the procedure referred to in Article 18(3).