A better (pdf) article on the subject: <a href="http:&#x2F;&#x2F;embc.embs.org&#x2F;files&#x2F;2013&#x2F;3185_FI.pdf" rel="nofollow">http:&#x2F;&#x2F;embc.embs.org&#x2F;files&#x2F;2013&#x2F;3185_FI.pdf</a><p>Fukuro Koshiji, Nanako Yuyama, and Kohji Koshiji, <i>Transmission Characteristics of Body Area Communication
Using Electromagnetic Resonance Coupling</i><p>A study by Park (from UCSD) will be published, but it&#x27;s not avaiable for download and the abstract isn&#x27;t very helpful.