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Possible increased risk of multiple sclerosis if SH2D2A promoter GA repeat=16.
See The SH2D2A gene and susceptibility to multiple sclerosis.
[PMID 11528519] The T cell regulator gene SH2D2A contributes to the genetic susceptibility of multiple sclerosis
[PMID 18554728] rs926103 and a GA repeat polymorphism forming a risk haplotype for Multiple sclerosis