1. Changes in vagal tone in response to a startle: A new protocol. (November 2015) Authors: Barton, Alexander; Taub, Sarah; Pruessner, Jens Journal: Psychoneuroendocrinology Issue: Volume 61(2015:Nov.) Page Start: 77 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗