Name	Info	Provider	Link
Full text from	free resource	CORE	https://core.ac.uk/reader/47127487?utm_source=linkout
	free resource	EDP Sciences	https://publications.edpsciences.org/10.1051/medsci/20052110789
	free resource	Erudit	http://www.erudit.org/revue/ms/2005/v21/n10/011570ar.html