6Beckiev K. Cutting ties Tiwh Phone Lines. Deliery System's Physicians Remotely Access Its Hospital Information System Via the Internet. saving thousands of dollars[J]. Health- Data- Manag.2002, 10(3):32-33.
7Pang-Ning,Tan Michael Steinbach.数据挖掘导论[M].北京:人民邮电出版社,2012.