title: 1998 ASCI Presidential Address.
authors.affiliation: Washington University School of Medicine, St Louis, Missouri, USA.
authors.forename: Timothy J
authors.initials: TJ
authors.lastname: Ley
mesh_terms: D049673:History, 20th Century; D008511:Medicine; D012106:Research / Q000639:trends*; D012958:Societies, Scientific / Q000266:history; D014481:United States