Name Info Provider Link
Appendicitis free resource MedlinePlus Health Information https://medlineplus.gov/appendicitis.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=19508509.ui
subscription/membership/fee required Wiley https://doi.org/10.1111/j.1463-1318.2009.01910.x