by Daniel M. Siegel, MD; Stephen Tyring, MD, PhD; Walter K. Nahm, MD, PhD; Marie Louise Østerdal, MSc; Astrid H. Petersen, PhD; and Brian Berman, MD, PhD Dr. Siegel is
by Brian Berman, MD, PhD; Stephen Tyring, MD, PhD; Walter K. Nahm, MD, PhD; Marie Louise Østerdal, MSc; Astrid H. Petersen, PhD; and Daniel M. Siegel, MD Dr. Berman is