Minimal Objective Autonomic Dysfunction in Long COVID - Bryarly, Meredith, MD; Robbins, Nathaniel M., MD; Roberts, Mark, MD; Cabrera, Juan, MD; Parsonnet, Jeffrey, MD; Martin, Christina, APRN; Hernandez, Roberto S., PhD; Barshikar, Surendra, MD; Vernino, Steven, MD, PhD (Journal of the American College of Cardiology, 2025)