| Name | Info | Provider | Link |
|---|---|---|---|
| Breast Cancer | free resource | MedlinePlus Health Information | https://medlineplus.gov/breastcancer.html |
| subscription/membership/fee required | Wiley | https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0007-1323&date=1990&volume=77&issue=7&spage=783 | |
| subscription/membership/fee required | Silverchair Information Systems | https://academic.oup.com/bjs/article-lookup/doi/10.1002/bjs.1800770721 |