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Notification regarding change in the 'Ethical Approval' section

Posted by MGUPTA on 31 Oct 2018 at 07:02 GMT

We would like to notify the readers about the following change in the 'Ethics Approval' section of this article. The corrected version of 'Ethics Approval' is as follows:
'Written informed consent was obtained from all the participants. Approval of conducting this study was obtained from the Director Health Services, Chandigarh Administration, Union Territory, Chandigarh, India'.

Prof Madhu Gupta
Corresponding Author
Post Graduate Institute of Medical Education and Research
Chandigarh, India.

No competing interests declared.