Name	Info	Provider	Link
Pneumonia	free resource	MedlinePlus Health Information	https://medlineplus.gov/pneumonia.html
	subscription/membership/fee required	De Gruyter	https://www.degruyter.com/document/doi/10.1515/BC.2002.138
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:12437112