| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S2210-7789(12)00059-1 | |
| subscription/membership/fee required | ClinicalKey | https://www.clinicalkey.com/content/playBy?issn=2210-7789&vol=2&issue=3&pgfirst=191 |