1 Department of Clinical, Internal Medicine, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, Rome 00161, Italy. Electronic address: lorenzo.loffredo@uniroma1.it.
2 Department of Public Health and Infectious Diseases, Sapienza University of Rome, Italy.
3 Department of Clinical, Internal Medicine, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, Rome 00161, Italy.
4 Department of Sense Organs, Faculty of Medicine and Dentistry, Sapienza University of Rome, Italy.