About the Authors

Kashif Shafique

k.shafique@duhs.edu.pk

Affiliation Institute of Basic Medical Sciences, Dow University of Health Sciences, Karachi, Pakistan

Saira Saeed Mirza

Affiliation Institute of Basic Medical Sciences, Dow University of Health Sciences, Karachi, Pakistan

Muhammad Kashif Mughal

Affiliation Institute of Basic Medical Sciences, Dow University of Health Sciences, Karachi, Pakistan

Zain Islam Arain

Affiliation Department of Medicine, Isra Medical University Hospital, Hyderabad, Pakistan

Naveed Ahmed Khan

Affiliation Department of Surgery, Civil Hospital Karachi, Karachi, Pakistan

Muhammad Farooq Tareen

Affiliation Department of Health, Government of Pakistan

Ishtiaque Ahmad

Affiliation Afra General Hospital, Faisalabad, Pakistan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: KS SSM MFT. Wrote the paper: KS SSM MKM NAK MFT. Conceived the idea and design of this study: SSM KS. Involved in the drafting of questionnaires and collection of data: IA MFT ZIA. Analysed the data and interpreted the results: KS MFT SSM. Wrote the initial draft of this manuscript: KS SSM MKM MFT NAK. Involvement in the critical revision of the manuscript for important intellectual content: KS SSM MKM ZIA NAK MFT IA. Approved the final draft for publication: KS SSM MKM ZIA NAK MFT IA.