Figure 1.
Defined HLA class I and class II alleles by year from 1968-2012. Graph taken from http://www.ebi.ac.uk/imgt/hla/intro.html, copyright SGE Marsh 07/2012, with permission].
Defined HLA class I and class II alleles by year from 1968-2012. Graph taken from http://www.ebi.ac.uk/imgt/hla/intro.html, copyright SGE Marsh 07/2012, with permission].