Al-Ashkar, Noor http://orcid.org/0000-0001-7051-980X
Zetoune, Almoutassem Billah
Article History
Received: 10 July 2020
Accepted: 24 August 2020
First Online: 28 September 2020
Ethics approval and consent to participate
: Samples were obtained after getting the approval of Damascus University Ethics Committee (reference number not applicable) and written informed consent of each participant.
: Not applicable
: None. The authors declare that they have no competing interests.