Sundus Sardar1, Abeer Safan2, Lina Okar3, Nagham Sadik1, Gholam Adeli2
1 Department of Internal Medicine, Hamad Medical Corporation, Doha, Qatar.
2 Department of Neurology, Neurosciences Institute, Hamad Medical Corporation, Doha, Qatar.
3 Department of Family Medicine, Hamad Medical Corporation, Doha, Qatar.