Frank, Gail C <br/><br/>
Retaining school children and families in community research: lessons from the Study of Children's Activity and Nutrition (SCAN).  [electronic resource] 

 -  The Journal of school health  Feb 2003 
 - 51-7 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0022-4391 
<br/><br/><label>Standard No.: </label>10.1111/j.1746-1561.2003.tb03571.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adolescent Nutritional Physiological Phenomena<br/>California<br/>Child<br/>Child Nutritional Physiological Phenomena<br/>Child, Preschool<br/>Community Participation<br/>Family--ethnology<br/>Family Characteristics<br/>Female<br/>Humans<br/>Longitudinal Studies<br/>Male<br/>Patient Selection<br/>Research Subjects<br/>Selection Bias<br/>Students