Childhood asthma may be a consequence of vitamin D deficiency.
Curr Opin Allergy Clin Immunol. 2009 Jun;9(3):202-7. doi: 10.1097/ACI.0b013e32832b36cd.
Curr Opin Allergy Clin Immunol. 2009.
PMID: 19365260
Free PMC article.
Review.