A survey of West Midlands paediatricians in 2001 identified 24 cases of symptomatic vitamin D deficiency in children less than 5 years of age. The overall incidence was 7.5 per 100 000 children per year with notable differences in incidence per ethnic group.
No takes yet. Share an insight, caveat, or question.
Annie L Callaghan (2005) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: