| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Atypon | https://www.ahajournals.org/doi/10.1161/STROKEAHA.121.035640?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed | |
| subscription/membership/fee required | Ingenta plc | https://www.ingentaconnect.com/openurl?genre=article&issn=&volume=53&issue=6&spage=1954&aulast=Kivelä | |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=35300530.ui | |
| subscription/membership/fee required | Wolters Kluwer | https://journals.lww.com/35300530.pmid |