[1] Emory Univ, Sch Med, Dept Med, Div Pulm Crit Care & Sleep Med, Atlanta, GA 30322 USA
[2] Atlanta Vet Affairs Med Ctr, Atlanta, GA 30033 USA
[3] Univ Sydney, Charles Perkins Ctr, Sleep Res Grp, Sydney, NSW, Australia
[4] Univ Sydney, Fac Med & Hlth, Sydney, NSW, Australia
[5] Royal North Shore Hosp, Dept Resp & Sleep Med, Sydney, NSW, Australia
[6] Minist Hlth, Manama, Bahrain
[7] Arabian Gulf Univ, Coll Med & Med Sci, Manama, Bahrain
[8] King Saud bin Abdulaziz Univ Hlth Sci, Coll Dent, Dept Prevent Dent Sci, Riyadh, Saudi Arabia
[9] King Abdullah Int Med Res Ctr, Riyadh, Saudi Arabia
[10] HITEC Inst Med Sci, Dent Coll, Rawalpindi, Pakistan
[11] North Druid Hills Georgia, Sleep Apnea & Snoring Solut Private Practice, Atlanta, GA USA
[12] King Saud Univ, Univ Sleep Disorders Ctr, Coll Med, Dept Med, Riyadh, Saudi Arabia
[13] Strateg Technol Program Natl Plan Sci & Technol &, Riyadh, Saudi Arabia