Interferon beta-1a therapy enhances CD4+ regulatory T-cell function: an ex vivo and in vitro longitudinal study in relapsing-remitting multiple sclerosis.
de Andrés C, Aristimuño C, de Las Heras V, Martínez-Ginés LM, Bartolomé M, Arroyo R, Navarro J, Giménez-Roldán S, Fernández-Cruz E, Sánchez-Ramón S