5Texas Department of State Health Services. User manual of Texas hospital discharge data public use data file [EB/OL]. [2013-07-10]. http://www, dshs. state.tx. us/thcic/Hospitals/HospitalData, shtm.
6Zhou Zongwei, Gligor V D, Newsome J, et al. Building verifiable trusted path on commodity x86 computers [C]//Proceedings of the 2012 IEEE Symposium on Security and Privacy. Washington, DC, USA: IEEE Computer Society, 2012: 616-630.
