He is widely regarded as one of the foremost experts on the treatment of autistic children with hyperbaric therapy. He is a favorite speaker at autism conferences and has published three papers on HBOT for autism in peer reviewed medical journals:
Rossignol DA, Rossignol LW, James SJ, Melnyk S, Mumper E.
The effects of hyperbaric oxygen therapy on oxidative stress, inflammation, and symptoms in children with autism: an open-label pilot study.
(BMC Pediatr. 2007 Nov 16; 7:36)
Rossignol DA.
Hyperbaric oxygen therapy might improve certain pathophysiological findings in autism.
(Med Hypotheses. 2007;68(6):1208-27. Epub 2006 Dec 4.)
Rossignol DA, Rossignol LW.
Hyperbaric oxygen therapy may improve symptoms in autistic children.
(Med Hypotheses. 2006;67(2):216-28. Epub 2006 Mar 22.)