| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S1701-2163(16)34851-4 | |
| HIV | free resource | MedlinePlus Health Information | https://medlineplus.gov/hiv.html |
| subscription/membership/fee required | ClinicalKey | https://www.clinicalkey.com/content/playBy/pii?v=S1701-2163(16)34851-4 |