@misc{cryptoeprint:2012:044,
    author = {Jun Zhou, Zhenfu Cao},
    title = {PSCPA: Patient Self-controllable Privacy-preserving Cooperative Authentication in Distributed m-Healthcare Systems},
    howpublished = {Cryptology ePrint Archive, Report 2012/044},
    year = {2012},
    url = {http://eprint.iacr.org/2012/044},
}