Received: 10 May 2019
Accepted: 11 November 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: The study was approved and registered from the Ethics committee on human research, University College of Pharmacy, University of the Punjab, Lahore, Pakistan under the registration number (HEC/1000/PUCP/1925I). Because the study did not contain any individual person’s data in any form (including any individual details, images or videos), the ethics committee has granted an exemption from requiring patient consent to be issued. The head of departments of various wards and their staff physicians and nurses were informed about the study, and they allowed the principal investigators (ZS, UA) to conduct the study in respective wards.
: Not applicable.
: The authors declare that they have no competing interests.