[1] George Washington Univ, Internal Med, Sch Med & Hlth Sci, Washington, DC USA
[2] Edward J Bloustein Sch Planning & Publ Policy, Hlth Adm, New Brunswick, NJ USA
[3] Jagare Ridge Med Clin, Internal Med, Edmonton, AB, Canada
[4] MTI Khyber Teaching Hosp Peshawar, Med, Peshawar, Pakistan
[5] All India Inst Med Sci, Dept Pathol & Lab Med, Bilaspur, Chhattisgarh, India
[6] Univ Iberoamer, Med, Miami, PR USA
[7] MTI Khyber Teaching Hosp, Internal Med, Peshawar, Pakistan