Table 5.

List of sources of funding for studies included in the review.

Included studies	Sources of funding
Mogharrabi et al. [33]	Mashhad University of Medical Sciences Research Council
Sai et al. [34]	Not stated
Li et al. [35]	Not stated
Murashov et al. [36]	Not stated
Murashov et al. [37]	Not stated
Melin et al. [38]	Research and Development Fund of Region Kronoberg, Växjö, Sweden, and by the Research Council of South Eastern Sweden (FORSS), Linköping, Sweden, and the Southern Healthcare Region, Lund, Sweden
Malkani et al. [39]	Not stated
Owolabi et al. [40]	American Heart Association (11CRP7300003), and National Institutes of Health (1P20 GM103492)