Parveen, S., Khan, N.A., Waseem, H.F., Bakhsh, M.M. and Aziz, A. 2024. Frequency Of Anxiety in Pre-Operative Surgical Patients in the Tertiary Care Hospitals, Karachi. Journal of Health and Rehabilitation Research. 4, 1 (Mar. 2024), 1587–1596. DOI:https://doi.org/10.61919/jhrr.v4i1.639.