Defining vitamin D deficiency.
Bolland
Mark J
MJ
Grey
Andrew
A
Cundy
Tim
T
Reid
Ian R
IR
D000368:Aged; D015986:Confounding Factors, Epidemiologic; D019587:Dietary Supplements; D005260:Female; D006801:Humans; D009520:New Zealand / Q000453:epidemiology; D012016:Reference Values; D014807:Vitamin D / Q000031:analogs & derivatives* / Q000097:blood / Q000627:therapeutic use; D014808:Vitamin D Deficiency / Q000175:diagnosis* / Q000453:epidemiology
D014807:Vitamin D; C104450:25-hydroxyvitamin D