Heart rate variability following youth concussion: how do autonomic regulation and concussion symptoms differ over time postinjury?
Melissa Paniccia, Lee Verweel, Scott G Thomas, Tim Taha, Michelle Keightley, Katherine E Wilson, Nick Reed
BMJ Open Sport & Exercise Medicine Oct 2018, 4 (1) e000355; DOI: 10.1136/bmjsem-2018-000355