CD4 and atrial fibrillation: The abundances of other celltypes were not different between AF and control groups, which include memory Bcells, cytotoxic T cells (CD8), helper T cells (CD4 naive, memory andfollicular), regulatory CD4 T cells, gamma-delta T cells, resting NK cells,dendritic cells (resting and activated), monocytes, macrophages (M0, M1 and M2)and eosinophils.