Alopecia areata is a condition involving hair loss from certain or all areas of the body. It has been considered as an immune‐mediated disease, characterized by the infiltration of CD4+… Click to show full abstract
Alopecia areata is a condition involving hair loss from certain or all areas of the body. It has been considered as an immune‐mediated disease, characterized by the infiltration of CD4+ and CD8+ lymphocytes in the hair follicles.
               
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