This article reports on the case of a 36-year-old multiple sclerosis patient who experienced immediate improvements in visuoperceptive functions following treatment with external application of pico tesla-range magnetic fields.

R. Sandyk & R.P. Iacono, “Multiple Sclerosis: Improvement of Visuoperceptive  Functions PicoTesla Range Magnetic Fields,” International Journal of Neurosci, 74(1-4), January-February 1994, p. 177-189.