RT Journal Article SR Electronic T1 Prader-Willi syndrome: the psychopathological phenotype in uniparental disomy JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP e112 OP e112 DO 10.1136/jmg.40.10.e112 VO 40 IS 10 A1 W M A Verhoeven A1 S Tuinier A1 L M G Curfs YR 2003 UL http://jmg.bmj.com/content/40/10/e112.abstract AB