RT Journal Article SR Electronic T1 Mucopolysaccharidosis IVA: identification of mutations and methylation study in GALNS gene JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP e98 OP e98 DO 10.1136/jmg.2003.018010 VO 41 IS 7 A1 S Tomatsu A1 T Nishioka A1 A M MontaƱo A1 M A Gutierrez A1 O S Pena A1 K O Orii A1 W S Sly A1 S Yamaguchi A1 T Orii A1 E Paschke A1 S G Kircher A1 A Noguchi YR 2004 UL http://jmg.bmj.com/content/41/7/e98.abstract AB