Bychkovska, Olena
Tederko, Piotr
Engkasan, Julia Patrick
Hajjioui, Abderrazak
Gemperli, Armin
Article History
Received: 23 November 2021
Accepted: 22 March 2022
First Online: 7 June 2022
Declarations
:
: Ethical approval was granted in each participating country based on their regulations. Each study participant signed an informed consent form. The InSCI Study Group approved the present study based on its protocol.
: Not applicable.
: The authors declare no competing interest relevant to this article.