Abstract Background Obstructive sleep apnea (OSA) is a common disease. affecting approximately 2% of women and 4% of men residing in Western communities. No systematically reviewed data are available about the prevalence of this disease in Asia. the most heavily populated continent. https://bookmarksaifi.com/story19588313/features-of-reproduction-of-the-shrub-vole-microtus-majori-thomas-1906-in-natural-conditions