RT Journal Article SR Electronic T1 Doctors get closer to deciding the true birth prevalence of Prader-Willi syndrome JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 590 OP 590 DO 10.1136/jmg.40.8.590 VO 40 IS 8 YR 2003 UL http://jmg.bmj.com/content/40/8/590.1.abstract AB