wieħed u għoxrin jum wara tilqima booster bid doża ta  7 5 μg tat tilqima tar razza a/ indonesja/ 05/ 2005 rispons cross reattiv kontra r razza a/ vjetnam ġie miksub f 69 0 tal  individwi ta  18  59 sena u f 40 6 tal individwi ta  60 sena u akbar