Linden, Marcela Almeida DEFINITION OF VITAMIN D DEFICIENCY IN SCHOOLCHILDREN: SYSTEMATIC REVIEW WITH META-ANALYSIS. [electronic resource] - Arquivos de gastroenterologia - 425-430 p. digital Publication Type: Journal Article; Meta-Analysis; Systematic Review ISSN: 1678-4219 Standard No.: 10.1590/S0004-2803.201900000-64 doi Subjects--Topical Terms: ChildHumansReference StandardsStudentsVitamin D Deficiency--diagnosis