Name Info Provider Link
Urine and Urination free resource MedlinePlus Health Information https://medlineplus.gov/urineandurination.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30556626.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30556626/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/30556626
subscription/membership/fee required Wiley https://doi.org/10.1111/ijcp.13306