[1] All India Inst Med Sci, Coll Nursing, Bhubaneswar, India
[2] Post Grad Inst Med Educ & Res, Dept Anaesthesia & Intens care, Chandigarh, India
[3] All India Inst Med Sci, Dept Trauma & Emergency, Bhubaneswar 751019, Odisha, India
[4] All India Inst Med Sci, Dept Gen Med, Bhubaneswar, India