Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0042682203006123
Polio and Post-Polio Syndrome	free resource	MedlinePlus Health Information	https://medlineplus.gov/polioandpostpoliosyndrome.html
	free resource	Mouse Genome Informatics (MGI)	http://www.informatics.jax.org/reference/14698665
Cited by Patents in	free resource	The Lens - Patent Citations Database	https://www.lens.org/lens/search/patent/list?q=reference_cited.nlp.ids.pmid:14698665