Name Info Provider Link
Complementary and Integrative Medicine free resource MedlinePlus Health Information https://medlineplus.gov/complementaryandintegrativemedicine.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=18331412.ui
subscription/membership/fee required Wiley https://doi.org/10.1111/j.1399-5448.2008.00377.x