*Eric S. Harz. ''The Reiki Danger – healing that harms''. Jubilee Resources (Neuseeland)
*Eric S. Harz. ''The Reiki Danger – healing that harms''. Jubilee Resources (Neuseeland)
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*Lee MS, Pittler MH, Ernst E. Effects of reiki in clinical practice: a systematic review of randomised clinical trials. Int J Clin Pract 2008, 62, 6: 947-954