PT - JOURNAL ARTICLE ED - Prince Sultan Military Medical City TI - NEW WHO-LED STUDY SAYS MAJORITY OF ADOLESCENTS WORLDWIDE ARE NOT SUFFICIENTLY PHYSICALLY ACTIVE, PUTTING THEIR CURRENT AND FUTURE HEALTH AT RISK DP - 2019 Dec 01 TA - Saudi Medical Journal PG - 1307--1309 VI - 40 IP - 12 4099 - http://smj.org.sa/content/40/12/1307.short 4100 - http://smj.org.sa/content/40/12/1307.full SO - Saudi Med J2019 Dec 01; 40