*[https://www.scirp.org/journal/paperinformation?paperid=138360 Adrian Furnham, George Horne: "Who Beliefs in Alternative Medicine?" in: Health - Vol.16 No.12, Dezember 2024]
*James Randi: ''Flim-Flam!'' Prometheus, 1982, chapter 9 (The medical humbugs)
*James Randi: ''Flim-Flam!'' Prometheus, 1982, chapter 9 (The medical humbugs)
*D. Stalker, C. Glymour (eds.): ''Examining holistic medicine.'' Prometheus, 1985
*D. Stalker, C. Glymour (eds.): ''Examining holistic medicine.'' Prometheus, 1985