1Rotter M,Sattar S,Dharan S,Allegranzi B,Mathai E,Pittet D.Methods to evaluate the microbicidal activities of hand-rub and hand-wash agents.Journal of Hospital Infection,2009,73:191-199.
2Song J H,Kim S K,Chang K W,Han S K,Yi H K,Jeon J G.In vitro inhibitory effects of polygonum cuspidatum on bacterial viability and virulence factors of strep-tococ cus mutans and streptococcus sobrinus.Archives of Oral Biology,2006,51:1131-1140.