Name Info Provider Link
free resource HighWire http://www.cmaj.ca/cgi/pmidlookup?view=long&pmid=30301742
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30301742.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30301742/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/30301742
subscription/membership/fee required ClinicalKey https://www.clinicalkey.com/content/playBy?issn=0820-3946&vol=190&issue=40&pgfirst=E1183