anahita sadeghi department of internal medicine, school of medicine, shariati hospital, tehran university of medical sciences, tehran, iran. behrouz navabakhsh department of internal medicine, school of medicine, shariati hospital, tehran university of medical sciences, tehran, iran. leila aghaghazvini department of radiology, school of medicine, shariati hospital, tehran university of medical sciences, tehran, iran.

charu eapen department of physiotherapy, kmc mangalore, manipal university, india chetan nayak department of physiotherapy, kmc mangalore, manipal university, india chundanveetil zulfeequer department of physiotherapy, kmc mangalore, manipal university, india