Wu, M <br/><br/>
Time-of-measurement effects in longitudinal studies.  [electronic resource] 

 -  Journal of chronic diseases  1980 
 - 207-13 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0021-9681 
<br/><br/><label>Standard No.: </label>10.1016/0021-9681(80)90065-x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Aged<br/>Cardiovascular Diseases--blood<br/>Cholesterol--blood<br/>Chronic Disease<br/>Female<br/>Humans<br/>Longitudinal Studies<br/>Male<br/>Middle Aged<br/>Models, Theoretical<br/>Risk<br/>Time<br/>Time Factors