Atif, Khaula, and ,Habib Ullah Khan. 2017. “FREQUENCY OF DEPRESSION AND ANXIETY AMONG PATIENTS WITH CHRONIC SCIATICA; UNSCREENED AND UNDIAGNOSED CASES MAY REPRESENT AN ICEBERG PHENOMENON: Depression And Anxiety Among Patients With Chronic Sciatica”. Pakistan Armed Forces Medical Journal 67 (5):819-24. https://pafmj.org/PAFMJ/article/view/973.