Article 1
Greece shall establish, with effect from 1 July 1999, groups of sentinel bovine animals in the localities most exposed to the risk of a new incursion of the disease. These groups will be set up as follows: - 10 groups of five animals in Rhodes and in Kos; - five groups of five animals in Samos; - two groups of five animals in Leros. Greece shall communicate to the Commission before 1 August 1999 a map of the regions concerned indicating the selected locations. Sentinel animals shall be serologically tested every fifteen days and any seroconversion shall be immediately notified to the Commission and the Member States.