Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1542-3565(16)30858-8
Abdominal Pain	free resource	MedlinePlus Health Information	https://medlineplus.gov/abdominalpain.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=27720917.ui
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S1542-3565(16)30858-8
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:27720917
	free resource	scite Smart Citations	https://scite.ai/reports/27720917