Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30049179/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/30049179
	free resource	M2PI	http://kjfm.or.kr/journal/view.php?doi=10.4082/kjfm.17.0047
	free resource	scite Smart Citations	https://scite.ai/reports/30049179