Blood pressure unaffected by level of coffee consumption.  [electronic resource] 

 -  Nursing standard (Royal College of Nursing (Great Britain) : 1987)  Jul 2011 
 - 17 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2047-9018 
<br/><br/><label>Standard No.: </label>10.7748/ns.25.47.17.s23  doi