Is vitamin D status known among children living in Northern Italy?

Vitamin D Status of Inuit Preschoolers Reflects Season and Vitamin D Intake

(2010) Jessy El Hayek et al.   JOURNAL OF NUTRITION

Measurement of 25-hydroxyvitamin D in the clinical laboratory: Current procedures, performance characteristics and limitations

(2010) A.M. Wallace et al.   STEROIDS

Prevalence and Associations of 25-Hydroxyvitamin D Deficiency in US Children: NHANES 2001-2004

(2009) J. Kumar et al.   PEDIATRICS

Hypovitaminosis D Among Healthy Children in the United States

(2008) Alisha J. Rovner et al.   ARCHIVES OF PEDIATRICS & ADOLESCENT MEDICINE

Vitamin D Deficiency in Children and Its Management: Review of Current Knowledge and Recommendations

(2008) M. Misra et al.   PEDIATRICS

Prevention of Rickets and Vitamin D Deficiency in Infants, Children, and Adolescents

(2008) C. L. Wagner et al.   PEDIATRICS