%0 Journal Article %T Intracellular folate concentrations in Down syndrome patients with arthritis %A Becker Mara L %A van Haandel Leon %A Talib Nasreen %A Lasky Andrew %J Pediatric Rheumatology %D 2012 %I BioMed Central %R 10.1186/1546-0096-10-s1-a52 %U http://www.ped-rheum.com/content/10/S1/A52