Sheldon Paul Stone, Christopher Fuller, Joan Savage, Barry Cookson, Andrew Hayward, Ben Cooper et al
Stone S P, Fuller C, Savage J, Cookson B, Hayward A, Cooper B et al.
Evaluation of the national Cleanyourhands campaign to reduce Staphylococcus aureus bacteraemia and Clostridium difficile infection in hospitals in England and Wales by improved hand hygiene: four year, prospective, ecological, interrupted time series study
BMJ 2012; 344 :e3005
doi:10.1136/bmj.e3005