Name	Info	Provider	Link
	free resource	Medknow Publications and Media Pvt Ltd	http://www.ijpvmjournal.net/article.asp?issn=2008-7802;year=2018;volume=9;issue=1;spage=61;epage=61;aulast=Forouharmajd
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30123435.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30123435/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/30123435
	free resource	scite Smart Citations	https://scite.ai/reports/30123435