Decrease of CD69 levels on TCR Vα7.2+CD4+ innate-like lymphocytes is associated with impaired cytotoxic functions in chronic hepatitis B virus-infected patients por Yong, Y.K., Tan, H.Y., Saeidi, A., Mohamed, R., Atiya, N., Ansari, A.W., Rajarajeswaran, J., Vadivelu, J., Velu, V., Larsson, M., Shankar, E.M.