?url_ver=Z39.88-2004&rft_id=10.1007%2F978-3-642-10772-6_6&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Masi&rft.aufirst=Massimiliano&rft.au=Masi%2C+Massimiliano&rft.date=2009&rft.btitle=Information+Systems+Security+(ICISS+2009)&rft.title=On+Secure+Implementation+of+an+IHE+XUA-Based+Protocol+for+Authenticating+Healthcare+Professionals&rft.isbn=978-3-642-10771-9&rft.genre=bookitem