| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S009121829800007X | |
| Female Infertility | free resource | MedlinePlus Health Information | https://medlineplus.gov/femaleinfertility.html |
| subscription/membership/fee required | Wiley | https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0091-2182&date=1998&volume=43&issue=3&spage=190 |