Name	Info	Provider	Link
	free resource	Medknow Publications and Media Pvt Ltd	http://www.jpbsonline.org/article.asp?issn=0975-7406;year=2016;volume=8;issue=3;spage=188;epage=194;aulast=Singh
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=27413346.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/27413346/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/27413346
	free resource	scite Smart Citations	https://scite.ai/reports/27413346