Name	Info	Provider	Link
	subscription/membership/fee required	Atypon	https://journals.asm.org/doi/10.1128/jcm.34.2.338-341.1996?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
Pneumococcal Infections	free resource	MedlinePlus Health Information	https://medlineplus.gov/pneumococcalinfections.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/8789011/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/8789011