title: The universal data collection surveillance system for rare bleeding disorders.
authors.affiliation: Division of Blood Disorders, National Center on Birth Defects and Developmental Disabilities, CDC, Atlanta, Georgia 30333, USA. msoucie@cdc.gov
authors.forename: J Michael
authors.initials: JM
authors.lastname: Soucie
authors.forename: Sally
authors.initials: S
authors.lastname: McAlister
authors.forename: Ann
authors.initials: A
authors.lastname: McClellan
authors.forename: Meredith
authors.initials: M
authors.lastname: Oakley
authors.forename: Ying
authors.initials: Y
authors.lastname: Su