Hand washing. Alcohol hand rubs are better than soap and water.
Welbourn
C R
CR
Jones
S M
SM
D003902:Detergents; D004203:Disinfection; D000431:Ethanol; D006235:Hand Disinfection / Q000379:methods*; D006801:Humans
D003902:Detergents; D000431:Ethanol