| Name | Info | Provider | Link |
|---|---|---|---|
| Pain Relievers | free resource | MedlinePlus Health Information | https://medlineplus.gov/painrelievers.html |
| free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/35849812/ | |
| free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/35849812 | |
| subscription/membership/fee required | Silverchair Information Systems | https://meridian.allenpress.com/anesthesia-progress/article-lookup/doi/10.2344/anpr-69-02-05 |