PT - JOURNAL ARTICLE AU - Idan Bokobza AU - Nour El Hadi AU - Andrew Bush AU - Heidi Makrinioti TI - Can vitamin D<sub>3</sub> supplementation reduce the time to severe asthma exacerbations in children with asthma? AID - 10.1183/20734735.0071-2021 DP - 2021 Sep 01 TA - Breathe PG - 210071 VI - 17 IP - 3 4099 - http://breathe.ersjournals.com/content/17/3/210071.short 4100 - http://breathe.ersjournals.com/content/17/3/210071.full SO - Breathe2021 Sep 01; 17