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subscription/membership/fee required Ingenta plc https://www.ingentaconnect.com/openurl?genre=article&issn=0028-3878&volume=88&issue=7&spage=e57&aulast=Introne
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free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/28193763/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/28193763
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