Arrhythmias as Part of Long COVID Syndrome in Hospitalized Patients That Survived a Severe COVID-19 Infection and the Potential Protective Role of Metformin in These Patients. - Morales-Vazquez, Haydee Ninette; Cardona-Müller, David; Grover-Paez, Fernando; Ramos-Becerra, Carlos Gerardo; Cardona-Muñoz, Ernesto Germán; Ramos-Zavala, Maria Guadalupe; Carmona-Huerta, Jaime; Hernandez-del-Rio, Jorge Eduardo; Miranda-Aquino, Tomas; Gonzalez-Padilla, Christian; Lopez-Gradilla, Christopher Josue (Life (2075-1729), 2026)