| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S1467-2987(18)30261-7 | |
| Pain Relievers | free resource | MedlinePlus Health Information | https://medlineplus.gov/painrelievers.html |
| subscription/membership/fee required | Wiley | https://doi.org/10.1016/j.vaa.2018.09.042 |