@misc {IOPORT.70682031,
    author       = {Li, Wen-Hai and Wang, Yi-Ping and Shang, Yong-Shuang and Yin, De-Qiang},
    title        = {Research on health assessment based on hidden Markov model},
    howpublished = {EMEIT, 4330-4332 (2011).},
    year         = {2011},
    doi          = {10.1109/EMEIT.2011.6023116},
    identifier   = {70682031},
}