Name Info Provider Link
subscription/membership/fee required Ingenta plc https://www.ingentaconnect.com/openurl?genre=article&issn=0736-0258&volume=40&issue=7&spage=608&aulast=Wilmskoetter
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=37931162.ui
subscription/membership/fee required Wolters Kluwer https://doi.org/10.1097/WNP.0000000000000933