We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe Vaccine Safety Datalink: Immunization research in health maintenance organizations in the USA.AuthorsChen, R.T.; DeStefano, F.PublicationBulletin of the World Health Organization, 2000, Vol 78, Issue 2, p186ISSN0042-9686Publication typearticle