Vitamin D Supplementation for Childhood Asthma: A Systematic Review and MetaAnalysis
PLOS ONE
Bruno D. Riverin 1,2, Jonathon L. Maguire 3,4,5 Patricia Li 1,2 patricia.li@mcgill.ca
 Download the PDF from VitaminDWiki
See also VitaminDWiki
Overview Asthma and Vitamin D
Asthma reduced 60 percent with vitamin D supplementation – meta-analysis 2014, 2015
Thus 2 other meta-analysis disagree with study on this page