Tang, Tanya T.
Levin, Murray L. http://orcid.org/0000-0003-2930-7367
Ahya, Shubhada N.
Boobes, Khaled
Hasan, Muhammad H.
Article History
Received: 29 September 2018
Accepted: 17 June 2019
First Online: 17 July 2019
Ethics approval and consent to participate
: This study, #STU00086050, was approved by the Northwestern University Institutional Review Board. All subjects gave written consent to participate after having been informed about the questionnaire and having been told that they had the right to refuse without penalty.
: Not applicable.
: The authors declare that they have no competing interests.