TY - GEN AU - Gettler,J F TI - What causes CD4+ T-lymphocytopenia? SN - 0012-3692 PY - 1995///0308 KW - CD4 Lymphocyte Count KW - HIV Seronegativity KW - Humans KW - Lymphopenia KW - etiology KW - Tuberculosis, Pulmonary KW - blood N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1378/chest.107.2.589 ER -