Name	Info	Provider	Link
Esophageal Cancer	free resource	MedlinePlus Health Information	https://medlineplus.gov/esophagealcancer.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=15024310.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/15024310/
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:15024310
	subscription/membership/fee required	Wolters Kluwer	https://journals.lww.com/15024310.pmid