2010-09-08T02:45:23Zhttp://pubmedcentralcanada.ca/oai.cgiPubMed Central Canadahttp://pubmedcentralcanada.ca/oai.cgi2.0admin@pmccanada.ca1999-01-01noYYYY-MM-DDoaipubmedcentralcanada.ca:oai:pubmedcentralcanada.ca:12345