Blank M (ed.): Electricity and Magnetism in Biology and Medicine: Review and Research Papers presented at the First World Congress for Electricity and Magnetism in Biology and Medicine, Orlando, Florida, 1992. San Francisco Press; pp. 401-404; ISBN 978-0-911302-67-7
1993,
Lee Jr JM, Stormshak F, Thompson JM, Thinesen P, Painter LJ, Olenchek EG, Hess DL, Forbes R, Foster DL