Name Info Provider Link
subscription/membership/fee required Ingenta plc https://www.ingentaconnect.com/openurl?genre=article&issn=1792-1074&volume=18&issue=4&spage=3433&aulast=Zhang
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31516561.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31516561/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/31516561