A systematic review was conducted using PubMed, CINAHL, Embase, and Web of Science. 
PubMed
A systematic review was conducted using PubMed, CINAHL, Embase, and Web of Science. 
CINAHL
A systematic review was conducted using PubMed, CINAHL, Embase, and Web of Science. 
Embase
A systematic review was conducted using PubMed, CINAHL, Embase, and Web of Science. 
Web of Science