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Article History

Received: 20 May 2023

Accepted: 6 September 2023

First Online: 27 October 2023

Declarations

:

: The authors declare no competing interests.

: The investigation conformed to the principles outlined in the Declaration of Helsinki. The health authorities and the Ethics Committees of each participating center approved the study (Ethikausschuss 2 at Campus Virchow-Klinikum, Charite Universitatsmedizin Berlin, Germany, #EA2 ¨ /111/10; and the Serbian ethical boards in Clinical Centre of Kragujevac, #01-1849; Uzice General Hospital, #0303/6004/4; Clinical Center of Serbia, Belgrade, #2038/18; General Hospital Jagodina #102/1; University Clinical Center of Nis, #829/47;General Hospital Vrsac, #01 1115/2; Clinical Hospital Center Zemun, #755; Clinical Hospital Center Zvezdara, #IRB00003818; and Health Center Krusevac, #95). Written informed consent was obtained from all patients before any study-related procedures and for all parts of the data used in this study. The date used in this study was anonymized before its use. The study is registered under ExternalRef removed (NCT01501981), sponsored by Charité – Universitätsmedizin Berlin, and financed by an unrestricted grant by BRAHMS AG (Neuendorfstr. 25, 16761 Hennigsdorf, Germany).

: Not applicable.