| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | HighWire | https://casereports.bmj.com/lookup/pmidlookup?view=long&pmid=38969389 | |
| Pheochromocytoma | free resource | MedlinePlus Health Information | https://medlineplus.gov/pheochromocytoma.html |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=38969389.ui |