Figure 2: RF/RHD associated HLA class II alleles: distribution around the world Several identified alleles by serology in the 80`s and/or molecular biology after the 90`s were shown. Americas: (USA, Mexico, Martinique, South of Brazil); Asia: (Paquistan-Kashmir, North India, Latvia, Japan, South China), United Arab Emirates: (Saudi Arabia) Europe-Asia: (Turkey), Africa: (South Africa and Egypt)
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