| Name | Info | Provider | Link |
|---|---|---|---|
| Urine and Urination | free resource | MedlinePlus Health Information | https://medlineplus.gov/urineandurination.html |
| free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21071524/ | |
| free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/21071524 | |
| subscription/membership/fee required | Wolters Kluwer | https://doi.org/10.1681/ASN.2009121267 |