“…26 , 31 , 32 , 33 , 45 , 47 , 50 , 54 , 62 , 70 , 71 , 73 , 74 , 75 , 76 , 77 , 81 , 84 , 86 , 87 , 89 , 90 , 91 , 92 , 93 Of these, 13 studies found an association specifically with African origin (Africa, 45 , 73 , 76 , 92 sub-Saharan Africa, 31 , 71 , 75 , 77 , 84 north Africa, 75 , 77 Morocco, 62 , 74 , 86 Eritrea, 50 Suriname, 62 Somalia 84 ). Five studies found a specific association with eastern or central European origin; 26 , 71 , 73 , 77 , 84 three studies with Turkish origin; 62 , 74 , 86 six studies with eastern Mediterranean or Middle Eastern origin (eastern Mediterranean, 54 Middle East, 73 , 84 Syria, 33 , 47 Iraq, 47 , 50 , 84 Afghanistan, 50 , 84 Iran 50 ); six studies with Asian origin; 31 , 73 , …”