Chemtob, D. https://orcid.org/0000-0002-2864-9982
Ogum, E.
Article History
Received: 22 January 2020
Accepted: 26 May 2020
First Online: 3 August 2020
Ethical approval and consent to participate
: For this type of retrospective study, using data collected for surveillance purpose, formal consent is not required.
: Not applicable.
: The authors declare that they have no competing interests.