[1] Postgrad Inst Med Educ & Res, Global Ctr Evidence Synth, Chandigarh, India
[2] Postgrad Inst Med Educ & Res, Dept Community Med, Chandigarh, India
[3] Postgrad Inst Med Educ & Res, Sch Publ Hlth, Chandigarh, India
[4] Uttaranchal Univ, Sch Appl & Life Sci, Dehra Dun, Uttaranchal, India
[5] King Georges Med Univ, Lucknow, India
[6] Chitkara Univ Punjab, Dept Healthcare Management, Patiala, India
[7] D D Y Patil Vidyapeeth, D D Y Patil Dent Coll & Hosp, Dept Clin Microbiol, Pune, Maharashtra, India
[8] D D Y Patil Vidyapeeth, D D Y Patil Dent Coll & Hosp, Dept Publ Hlth Dent, Pune, Maharashtra, India
[9] Tribhuvan Univ, Teaching Hosp, Kathmandu, Nepal
[10] Al Mustaqbal Univ Coll, Dept Anesthesia Tech, Hillah, Babylon, Iraq
[11] Tribhuvan Univ, Teaching Hosp, Kathmandu 46000, Nepal