[1] Hamad Med Corp HMC, Dept Community Med, POB 3050, Doha, Qatar
[2] Cairo Univ, Publ Hlth & Prevent Med, Cairo, Egypt
[3] Primary Hlth Care Corp PHCC, Dept Family & Community Med, Doha, Qatar
[4] Primary Hlth Care Corp PHCC, Dept Community Med, Doha, Qatar
[5] Minist Publ Hlth MOPH, Hlth Care Qual Management & Patient Safety Dept, Doha, Qatar
[6] Minist Publ Hlth MOPH, Strateg Planning & Performance Dept, Doha, Qatar
[7] Sousse Univ, Coll Med, Dept Community Med, Sousse, Tunisia