Exley, E E <br/><br/>
Practical approaches to clinical research. Selecting the sample.  [electronic resource] 

 -  Pediatric nursing   
 - 223 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0097-9805 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Research Design<br/>Sampling Studies