title: On assessing the impact of medical information: does MEDLINE make a difference?
authors.forename: D A
authors.initials: DA
authors.lastname: Lindberg
authors.forename: E R
authors.initials: ER
authors.lastname: Siegel
mesh_terms: D016239:MEDLINE / Q000706:statistics & numerical data*; D010818:Practice Patterns, Physicians'; D016896:Treatment Outcome; D014481:United States