| Name | Info | Provider | Link |
|---|---|---|---|
| Iron | free resource | MedlinePlus Health Information | https://medlineplus.gov/iron.html |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=34612525.ui | |
| subscription/membership/fee required | Wiley | https://doi.org/10.1002/JLB.3MA0821-015R | |
| subscription/membership/fee required | Silverchair Information Systems | https://academic.oup.com/jleukbio/article-lookup/doi/10.1002/JLB.3MA0821-015R |