Is Carotid Body Infection Responsible for Silent Hypoxemia in COVID-19 Patients?. Issue 1 (23rd November 2020) - Villadiego, Javier; Ramírez-Lorca, Reposo; Cala, Fernando; Labandeira-García, José L; Esteban, Mariano; Toledo-Aral, Juan J; López-Barneo, José