Metabolomics analysis reveals molecular linkages for the impact of vitamin D on childhood allergic airway diseases. - Chang YH; Yeh KW; Huang JL; Su KW; Tsai MH; Hua MC; Liao SL; Lai SH; Chen LC; Chiu CY (Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology, 2022)