Feng, Rennan Lower serum 25 (OH) D concentrations in type 1 diabetes: A meta-analysis. [electronic resource] - Diabetes research and clinical practice Jun 2015 - e71-5 p. digital Publication Type: Journal Article; Meta-Analysis; Review ISSN: 1872-8227 Standard No.: 10.1016/j.diabres.2014.12.008 doi Subjects--Topical Terms: Diabetes Mellitus, Type 1--bloodHumansVitamin D--bloodVitamin D Deficiency--blood