Autonomic Neuroscience: Basic and Clinical (Official publication of The International Society for Autonomic Neuroscience)
German Society for Neurology (DGN) - S1 guideline 030/072 "Syncope"
European Federation of Autonomic Societies (EFAS)
European Academy of Neurology (EAN), Scientific Panels - Autonomic nervous system disorders
European Society of Cardiology (ESC), Syncope Guidelines 2018