The Impact of Different Exercise Modes in Fitness and Cognitive Indicators: Hybrid versus Tele-Exercise in Patients with Long Post-COVID-19 Syndrome. - Stavrou, Vasileios T.; Vavougios, George D.; Astara, Kyriaki; Mysiris, Dimitrios S.; Tsirimona, Glykeria; Papayianni, Eirini; Boutlas, Stylianos; Daniil, Zoe; Hadjigeorgiou, Georgios; Bargiotas, Panagiotis; Gourgoulianis, Konstantinos I. (Brain Sciences (2076-3425), 2024)