1. Department of Neurosurgery, Jordan University Hospital, School of Medicine, University of Jordan, Amman 11942, Jordan
2. Department of Psychiatry, Jordan University Hospital, Amman 11942, Jordan (A.B.Q)
3. Department of Neurosurgery, Jordan University Hospital, Amman 11942, Jordan
4. School of Medicine, The Hashemite University, Zarqa 13133, Jordan. (A.R.Q)
5. Department of Internal Medicine, Jordan University Hospital, Amman 11942, Jordan
6. Department of General Surgery, Jordan University Hospital, Amman 11942, Jordan
7. Department of Emergency, Jordan University Hospital, Amman 11942, Jordan
8. Department of Family Medicine, Jordan University Hospital, Amman 11942, Jordan
9. School of Medicine, Near East University, Nicosia, Cyprus
10. School of Medicine, Jordan University of Science and Technology, Irbid 22110, Jordan
11. Tver State Medical University, Ulitsa Sovetskaya, 4, Tver, Tver Oblast, Russia, 170100
12. Cardiovascular Research Department, King's College London, London WC2R 2LS, United Kingdom
13. School of Medicine, Yarmouk University, Irbid 21163, Jordan
14. Hamad Medical Corporation, PO Box 3050 Doha, Qatar
15. School of Medicine, University of Jordan, Amman 11942, Jordan
16. School of Medicine, Xavier University, Santa Helenastraat 23, Oranjestad, Aruba
17. Department of Dermatology, Jordan University Hospital, Amman 11942, Jordan