Name	Info	Provider	Link
	free resource	Medknow Publications and Media Pvt Ltd	http://www.jomfp.in/article.asp?issn=0973-029X;year=2016;volume=20;issue=1;spage=137;epage=141;aulast=Salgarelli
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=27194877.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/27194877/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/27194877
	free resource	scite Smart Citations	https://scite.ai/reports/27194877