Stimulation of the human periaqueductal gray induces threat bradycardia: a case report. - Klaassen, Felix H.; de Voogd, Lycia D.; Hulsman, Anneloes M.; Klumpers, Floris; Farrell, Sarah M.; Green, Alexander L.; van den Munckhof, Pepijn; Roelofs, Karin (Neurocase (Taylor & Francis Ltd), 2026)