Name Info Provider Link
Stomach Disorders free resource MedlinePlus Health Information https://medlineplus.gov/stomachdisorders.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=16625089.ui
subscription/membership/fee required Wolters Kluwer https://doi.org/10.1097/00000478-200604000-00003