Chao, Y-S <br/><br/>
Vitamin D status of Canadians employed in northern latitudes.  [electronic resource] 

 -  Occupational medicine (Oxford, England)  Oct 2013 
 - 485-93 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1471-8405 
<br/><br/><label>Standard No.: </label>10.1093/occmed/kqt106  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Age Factors<br/>Alberta--epidemiology<br/>Cross-Sectional Studies<br/>Dietary Supplements<br/>Employment<br/>Exercise<br/>Female<br/>Health Status<br/>Humans<br/>Male<br/>Middle Aged<br/>Risk Factors<br/>Seasons<br/>Sex Factors<br/>Vitamin D--administration & dosage<br/>Vitamin D Deficiency--blood<br/>Work