TY - GEN AU - SIROKY,A AU - ANDELOVA,E TI - [Retraction nystagmus] SN - 0009-0603 PY - 2000///0701 KW - Brain Stem Neoplasms KW - Humans KW - Mesencephalon KW - Neoplasms KW - Nystagmus, Pathologic KW - etiology N1 - Publication Type: Journal Article ER -