The Impact of Obstructive Sleep Apnea and Daytime Sleepiness on Work Performance: An Observational Cross-Sectional Study in a North African Population Journal title: Occupational Medicine & Health Affairs Authors: Sameh Msaad, Nessrine Kammoun, Mounira Hajjaji, Nesrine Kallel, Najla Bahloul, Selma Rekik, Jihene B... Subject(s):