PT - JOURNAL ARTICLE ED - , TI - Social Media Use Linked to Lack of Sl eep in Students DP - 2018 Feb 01 TA - Saudi Medical Journal PG - 219--219 VI - 39 IP - 2 4099 - http://smj.org.sa/content/39/2/219.2.short 4100 - http://smj.org.sa/content/39/2/219.2.full SO - Saudi Med J2018 Feb 01; 39