His research includes nutrition,[10] chronic allergies,[11]leaky-gut syndrome,[12] and Lyme disease.[13] He is the author of several medical books including Superimmunity for Kids (1989), The Four Pillars of Healing (1997),[14]Power Healing (1998), The Fat Resistance Diet (2006) and The Allergy Solution.[15]
^Kupferberg, Natalie (1997). "The Four Pillars, of Healing: How the New Integrated Medicine--the Best of Conventional and Alternative Approaches--Can Cure You". Library Journal. 122 (10): 132โ134 – via EBSCO Host.
^Marston, Wendy (November 17, 1997). "Gut reactions: tiny leaks in the lining of the small intestine may play a role in diseases as diverse as asthma and arthritis". Newsweek. Vol. 130, no. 20. p. 95 – via Gale OneFile.
^Lieberman, Charlotte (May 2017). "How Lyme disease messes with your mind". Cosmopolitan. Vol. 262, no. 5. p. 155 – via Gale OneFile.