TY - GEN AU - Koyanagi,Y TI - [Immunodeficiency caused by retrovirus infections] SN - 0021-5384 PY - 1995///0315 KW - Acquired Immunodeficiency Syndrome KW - etiology KW - Apoptosis KW - CD4-Positive T-Lymphocytes KW - HIV KW - growth & development KW - Humans N1 - Publication Type: Journal Article; Review ER -