Sherlock, O <br/><br/>
Is it really clean? An evaluation of the efficacy of four methods for determining hospital cleanliness.  [electronic resource] 

 -  The Journal of hospital infection  Jun 2009 
 - 140-6 p.  digital 
<br/><br/> Publication Type: Comparative Study; Evaluation Study; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1532-2939 
<br/><br/><label>Standard No.: </label>10.1016/j.jhin.2009.02.013  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adenosine Triphosphate--analysis<br/>Bacteria--isolation & purification<br/>Health Services Research--methods<br/>Housekeeping, Hospital--statistics & numerical data<br/>Humans