[1] Qatar Univ, Coll Med, Dept Basic Med Sci, QU Hlth, Doha, Qatar
[2] Qatar Univ, QU Hlth Sect, Doha, Qatar
[3] Univ Plymouth, Peninsula Med & Dent Sch, Plymouth, England
[4] King Saud Bin Abdulaziz Univ Hlth Sci, Coll Med, Riyadh, Saudi Arabia
[5] Minist Natl Guard Hlth Affairs, King Abdullah Int Med Res Ctr, Riyadh, Saudi Arabia
[6] Univ Hail, Coll Appl Med Sci, Dept Clin Lab Sci, Hail, Saudi Arabia
[7] UNIV KHARTOUM, Fac Med, Dept Anat, KHARTOUM, Sudan
[8] Buraydah Coll, Coll Appl Med Sci, Buraydah, Saudi Arabia
[9] Case Western Reserve Univ, Sch Med, Dept Anat, Cleveland, OH USA
[10] Arabian Gulf Univ, Coll Med & Med Sci, Dept Biochem, Manama, Bahrain
[11] Karolinska Inst, Dept Lab Med, Cardio Metab Unit, Stockholm, Sweden
[12] Karolinska Inst, Dept Med Huddinge, Stockholm, Sweden
[13] RAK Med & Hlth Sci Univ, RAK Coll Med Sci, Ras Al Khaymah, U Arab Emirates
[14] Qassim Univ, Coll Med, Qasim, Saudi Arabia
[15] Qatar Univ, Coll Dent Med, QU Hlth, Doha, Qatar