References:

 

(1) Jethro Kloss, "Back To Eden", Back to Eden Books, 1982

(2) Dr. h.c. Vogel, " Swiss Nature Doctor", Druckerei und Verlagsanstalt Konstanz GmbH, 1980

(3) Hulda Regehr Clark, PhD., ND., "The Cure of All Diseases", ProMotion Publishing, 1995

(4) John Thomas, "Young Again! How To Reverse The Aging Process", Plexus Press 1995

(5) Richard Thomas, "The Complete Book of Natural Pain Relief", Firefly Books, 1998

(6) Arther C. Guyton, M.D., John E. Hall, PhD., "Text Book of Medical Physiology", W.B. Saunders Company, 1996.