When HIV enters the body, it begins to attack certain white blood cells called T4 lymphocyte cells (helper cells).
(HIV; enters; the body) (it; begins; T:When HIV enters the body) (it; to attack; certain white blood cells called T4 lymphocyte cells (helper cells)) (certain white blood cells; called; T4 lymphocyte cells)
HIV it it certain white blood cells
enters begins to attack called
the body
T:When HIV enters the body
certain white blood cells called T4 lymphocyte cells (helper cells)
T4 lymphocyte cells