Name	Info	Provider	Link
Full text from DIGITALCSIC	free resource	Digital CSIC Spanish National Research Council	http://hdl.handle.net/10261/126659
Amyotrophic Lateral Sclerosis	free resource	MedlinePlus Health Information	https://medlineplus.gov/amyotrophiclateralsclerosis.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=26152333.ui
	subscription/membership/fee required	Silverchair Information Systems	https://academic.oup.com/brain/article-lookup/doi/10.1093/brain/awv175