AMIA Board white paper: definition of biomedical informatics and specification of core competencies for graduate education in the discipline - Kulikowski, CA; Shortliffe, EH; Currie, LM; Elkin, PL; Hunter, LE; Johnson, TR; Kalet, IJ; Lenert, LA; Musen, MA; Ozbolt, JG; Smith, JW; Tarczy-Hornoch, PZ; Williamson, JJ (J Am Med Inform Assoc, 2012)