Impaired left ventricular deformation and ventricular-arterial coupling in post-COVID-19: association with autonomic dysregulation - Oikonomou, E; Lampsas, S.; Theofilis, P.; Souvaliotis, N.; Papamikroulis, G.A.; Katsarou, O.; Kalogeras, K.; Pantelidis, P; Papaioannou, T.G.; Tsatsaragkou, A.; Marinos, G; Siasos, G.; et al. (Heart and Vessels, 2023)