Işik, Uğur <br/><br/>
The prevalence of headache and its association with socioeconomic status among schoolchildren in istanbul, Turkey.  [electronic resource] 

 -  Headache  May 2009 
 - 697-703 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1526-4610 
<br/><br/><label>Standard No.: </label>10.1111/j.1526-4610.2009.01339.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Distribution<br/>Age Factors<br/>Causality<br/>Child<br/>Cohort Studies<br/>Environment<br/>Family Health<br/>Female<br/>Headache Disorders--economics<br/>Humans<br/>Male<br/>Migraine Disorders--economics<br/>Population<br/>Prevalence<br/>Sex Distribution<br/>Sex Factors<br/>Smoking--adverse effects<br/>Social Class<br/>Turkey--epidemiology