Fraser, F C <br/><br/>
Follow-up time bias and Crohn's disease.  [electronic resource] 

 -  Lancet (London, England)  Jun 1996 
 - 1552 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Age of Onset<br/>Child<br/>Crohn Disease--epidemiology<br/>Female<br/>Genetic Predisposition to Disease<br/>Humans<br/>Male<br/>Trinucleotide Repeats