Justin Frantz

Improvement in Heart Rate Variability during Mild Cognitive Task Following Concussion

Kathleen R. Bell, Sushmita Purkayastha, Madison S Ferraro, 2017 .

Reduced Resting and Increased Elevation of Heart Rate Variability With Cognitive Task Performance in Concussed Athletes

P. F. Davis, Scott L. Davis, Kathleen R. Bell, 2019, The Journal of head trauma rehabilitation.