[1] Lebanese Univ, Minist Publ Hlth, NMHP, Cent Directorate, Museum Sq, Beirut 9800, Lebanon
[2] Univ Geneva, Fac Med, Inst Global Hlth, Geneva, Switzerland
[3] Univ Libanaise, Publ Hlth, Fac Sci, Lebanon, NH USA
[4] Univ Sydney, Med Sch, Sydney Med Sch Nepean, Sydney, NSW, Australia
[5] Univ Zurich, Dept Psychol, Zurich, Switzerland