Name Info Provider Link
Over-the-Counter Medicines free resource MedlinePlus Health Information https://medlineplus.gov/overthecountermedicines.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=33592893.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33592893/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/33592893
free resource scite Smart Citations https://scite.ai/reports/33592893
free resource Wolters Kluwer https://doi.org/10.1097/MD.0000000000024446