Bird, Christopher and Peter Tompkins, The Secret Life of Plants, page 318
“Abrams next found that the radiation from a pathological specimen
could be transmitted, like electricity, over a six-foot wire. When a
skeptical doctor challenged Abrams to find the exact location of a
tuberculosis infection in his lung for which he had been receiving treat_
ment in a sanitarium, Abrams immediately had the man hold one disc
against his forehead and got another student to pass the second disc over
the subject's chest until the percussing note changed in tone. The
baffled man admitted Abrams had located the infection within centimeters.”
2018-09-14: JHR: This reminds me of Kaznacheyev's research; Also, I saw a reference recently to someone who had replicated Kaznazheyev's research;