I september 1979 besluttede Kommissionen, at før man ville finansiere follow-up undersøgelser, skulle et tilfredsstillende antal centre sammen med Kommissionen underskrive et såkaldt "Memorandum of Understanding".
In September 1979 the Commission decided that a sufficient number of Centres should sign an agreement, a so­called "Memorandum of Understanding", with the Commission, before follow­up studies could be financed.