Reliability of predictive models to support early decision making in the emergency department for patients with confirmed diagnosis of COVID-19: the Pescara Covid Hospital score oleh Ennio Polilli, Antonella Frattari, Jessica Elisabetta Esposito, Milena D’Amato, Giorgia Rapacchiale, Angela D’Intino, Alberto Albani, Giancarlo Di Iorio, Fabrizio Carinci, Giustino Parruti