?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Margheri&rft.au=Margheri%2C+Andrea&rft.aufirst=Andrea&rft.date=2013&rft.isbn=978-989-8565-37-2&rft.title=On+a+Formal+and+User-friendly+Linguistic+Approach+to+Access+Control+of+Electronic+Health+Data&rft.btitle=HEALTHINF+2013+-+Proceeding+of+6th+International+Conference+on+Health+Informatics+(HEALTHINF)&rft.genre=bookitem