Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30874756.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30874756/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/30874756
See the articles recommended by the Faculty of more than 8,000 leading experts in Biology and Medicine.	subscription/membership/fee required	H1 Connect	https://facultyopinions.com/pubmed/30874756
	subscription/membership/fee required	Silverchair Information Systems	https://jamanetwork.com/journals/jama/fullarticle/10.1001/jama.2019.1572