
PD-1 gene polymorphic variation is linked with first symptom of disease and severity of relapsing-remitting form of MS
Keywords: AIC; Akaike Information Criteria; AML1; alternative name runt-related transcription factor 1; AS; ankylosing spondylitis; B7-DC; alternative name Programmed cell death-2 ligand; B7-H1; alternative name Programmed cell death-1 ligand; CI; confidence interv