Name	Info	Provider	Link
	free resource	HighWire	https://jech.bmj.com/lookup/pmidlookup?view=long&pmid=2045737
Occupational Health	free resource	MedlinePlus Health Information	https://medlineplus.gov/occupationalhealth.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/2045737/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/2045737