Respiratory Sinus Arrhythmia as an Index of Vagal Activity during Stress in Infants: Respiratory Influences and Their Control

• Thomas Ritz ,

  * E-mail: tritz@smu.edu (TR); michelle.bosquet@childrens.harvard.edu (MBE)

  Affiliation Department of Psychology, Southern Methodist University, Dallas, Texas, United States of America

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• Michelle Bosquet Enlow ,

  * E-mail: tritz@smu.edu (TR); michelle.bosquet@childrens.harvard.edu (MBE)

  Affiliations Department of Psychiatry, Boston Children's Hospital, Boston, Massachusetts, United States of America, Department of Psychiatry, Harvard Medical School, Boston, Massachusetts, United States of America

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• Stefan M. Schulz,

  Affiliations Department of Psychology, University of Würzburg, Würzburg, Germany, Comprehensive Heart Failure Center (CHFC), University of Würzburg, Würzburg, Germany

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• Robert Kitts,

  Affiliations Department of Psychiatry, Boston Children's Hospital, Boston, Massachusetts, United States of America, Department of Psychiatry, Harvard Medical School, Boston, Massachusetts, United States of America

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• John Staudenmayer,

  Affiliation Department of Mathematics and Statistics, University of Massachusetts, Amherst, Massachusetts, United States of America

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• Rosalind J. Wright

  Affiliations Channing Laboratory, Department of Medicine, Brigham & Women's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America, Department of Environmental Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

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