The USA guidelines for cord blood selection recommend a minimum 4/6 (HLA-A, -B antigen, -DRB1 allele/ARD) match as asuitable option for some patients. Some of the WMDA member organisations have implemented to run a routine HLA-A, -B antigen, -DRB1 allele/ARD cord search with up to two mismatches as a default. Therefore, WMDA is implementing has implemented this option as well in Search & Match Service.
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