title: Methodologic issues in linkage of multiple data bases.
authors.forename: F
authors.initials: F
authors.lastname: Scheuren
mesh_terms: D000368:Aged; D000375:Aging / Q000502:physiology; D003195:Computer Communication Networks; D003625:Data Collection; D006801:Humans; D007256:Information Systems; D008498:Medical Record Linkage; D014481:United States