[1] An Najah Natl Univ Hosp, Med, Nablus, Palestine
[2] An Najah Natl Univ, Fac Med & Hlth Sci, Med, Nablus, Palestine
[3] An Najah Natl Univ Hosp, Anesthesia, Nablus, Palestine
[4] An Najah Natl Univ Hosp, Gen Surg, Nablus, Palestine
[5] An Najah Natl Univ Hosp, Pediat Surg, Nablus, Palestine