RT Journal Article SR Electronic T1 Refining the critical region of the novel 19q13.11 microdeletion syndrome to 750 Kb JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 421 OP 423 DO 10.1136/jmg.2009.066910 VO 46 IS 6 A1 J H M Schuurs-Hoeijmakers A1 S Vermeer A1 B W M van Bon A1 R Pfundt A1 C Marcelis A1 A P M de Brouwer A1 N de Leeuw A1 Bert B A de Vries YR 2009 UL http://jmg.bmj.com/content/46/6/421.abstract AB