Received: 1 August 2019
Accepted: 4 February 2020
First Online: 21 February 2020
Change Date: 19 August 2020
Change Type: Correction
Change Details: An amendment to this paper has been published and can be accessed via the original article.
Ethics approval and consent to participate
: Ethical approval of the study protocol was granted by Health Sciences Center Ethical Committee, Kuwait University and The Standing Committee for Coordination of Health and Medical Research, Ministry of Health, Kuwait. Written consent was obtained from each study participant after explaining the aims and potential benefits of the study, length of questionnaire and time required to answer all the questions.
: Not applicable
: The authors declare that they have no competing interests.