The Association between Short or Long Sleep Times and Quality of Life (QOL): Results of the Korea National Health and Nutrition Examination Survey (KNHANES IV–V) The Association between Short or Long Sleep Times and Quality of Life (QOL): Results of the Korea National Health and Nutrition Examination Survey (KNHANES IV–V) Download Sleeping for Two: The Great Paradox of Sleep in Pregnancy The Patient Will See You Now: The Future of Medicine is in Your Hands