Some of the poorer countries that have had the most experience with H5N1 have built up stockpiles; they're already expired. They are already out of date.
بعض الدول الفقيرة التي إختبرت ال H5N1 بنسبة كبيرة قد كومت منه ملء المخازن، وهو منتهي الصلاحيه بالفعل.