這原本是我看過最霸氣的【公車睡姿】終於!被這張超越了...
HLA-B27 - Wikipedia, the free encyclopediaHuman leukocyte antigen (HLA) B27 (subtypes B*2701-2759) [1] is a class I surface antigen encoded by the B locus in the major histocompatibility complex (MHC) on chromosome 6 and presents antigenic peptides (derived from self and non-self antigens) to T c...
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