Post-COVID-19 Syndrome and Related Dysautonomia Affect Patients' Life and Work Productivity - Petros Galanis, Aglaia Katsiroumpa, Irene Vraka, Katerina Kosiara, Olga Siskou, Olympia Konstantakopoulou, Theodoros Katsoulas, Parisis Gallos and Daphne Kaitelidou (Professor Despina Sapountzi-Krepia, 2023)