Name Info Provider Link
subscription/membership/fee required Ingenta plc https://www.ingentaconnect.com/openurl?genre=article&issn=&volume=137&issue=6&spage=1149&aulast=Karamchandani
Anesthesia free resource MedlinePlus Health Information https://medlineplus.gov/anesthesia.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=37973129.ui
subscription/membership/fee required Wolters Kluwer https://doi.org/10.1213/ANE.0000000000006387