Effect of extremely low frequency (correction of frequency) magnetic field on brain ischemic reaction in rats, 1997
Zhao L, Wei J, Yan G, Wang Y, Huang Z, Zhao D.; Institute of Space Medico- Engineering, Beijing, China

Therapeutic effects of alternating current pulsed electromagnetic fields in multiple sclerosis. 1997
Sandyk R. J Altern Complement Med. 1997 Winter;3(4):365-86. doi: 10.1089/acm.1997.3.365. PMID: 9449058

Theory of multichannel magnetic stimulation: toward functional neuromuscular rehabilitation, 1999
Ruohonen J, Ravazzani P, Grandori F, Ilmoniemi RJ.; BioMag Laboratory, Helsinki University Central Hospital, Finland.

Therapy of daytime fatigue in patients with multiple sclerosis, 2003
Zifko UA., Sonderkrankenanstalt fur Neurologie, Klinik Pirawarth, Austria.

Effects of a Pulsed Electro-Magnetic therapy on multiple sclerosis fatigue and quality of life: a double-blind, placebo controlled trial, 2003
Lappin MS, Lawrie FW, Richards TL, Kramer ED. Energy Medicine Developments, (North America), Inc., Burke, VA, USA