title: Which electronic health record is better: A or B? Realities of comparing the effectiveness of electronic health records.
authors.affiliation: University of Texas Health Science Center at Houston, School of Biomedical Informatics, TX, USA.
authors.forename: Dean F
authors.initials: DF
authors.lastname: Sittig
authors.forename: Hardeep
authors.initials: H
authors.lastname: Singh
mesh_terms: D057186:Comparative Effectiveness Research / Q000379:methods*; D057286:Electronic Health Records / Q000592:standards*; D006801:Humans