PT - JOURNAL ARTICLE ED - , TI - WHO: NUMBER OF PEOPLE OVER 60 YEARS SET TO DOUBLE BY 2050; MAJOR SOCIETAL CHANGES REQUIRED DP - 2015 Nov 01 TA - Saudi Medical Journal PG - 1375--1376 VI - 36 IP - 11 4099 - http://smj.org.sa/content/36/11/1375.short 4100 - http://smj.org.sa/content/36/11/1375.full SO - Saudi Med J2015 Nov 01; 36