Having confirmed that a victim of traffic in minors is present within their jurisdiction, the competent authorities of a State Party shall take such immediate measures as may be necessary for the minor's protection, including those of a preventive nature to ensure that the minor is not improperly removed to another State. The Central Authorities shall inform the competent authorities of the State of the minor's previous habitual residence of all such measures. The intervening authorities shall take such steps as may be necessary to keep the persons or authorities seeking the minor's location and return duly informed of the measures adopted.