Amplification of JC virus regulatory DNA sequences from cerebrospinal fluid: Diagnostic value for progressive multifocal leukoencephalopathy

C. Sugimoto, D. Ito, K. Tanaka, H. Matsuda, H. Saito, H. Sakai, K. Fujihara, Y. Itoyama, T. Yamada, J. Kira, R. Matsumoto, M. Mori, K. Nagashima, Y. Yogo