2Lawrence G. Public health strategies for pandemic influenza[J]. JAMA ,2006,295 (14) : 1700-1704.
3WHO Guidelines on Hand Hygiene in Healtheare. Hand Hy- giene in Healthcare Settings[EB/OLl. (2011-5-19)[2014-01- 28 ]. http ://www. cdc. gov/handhygiene/Guidelines, html.