Vitamin D levels and productivity in middle-eastern countries.
Faculty of Medicine & Health Sciences, Institute of Public Health, UAE University, Al-Ain, United Arab Emirates.
Tar-Ching
TC
Aw
Syed M
SM
Shah
D017598:Efficiency, Organizational / Q000706:statistics & numerical data*; D005260:Female; D006282:Health Personnel / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D014808:Vitamin D Deficiency / Q000097:blood* / Q000453:epidemiology*