TY - JOUR AU - Liu, H; Burkhart, Q; Bell, D S TI - Evaluation of the NCPDP structured and codified Sig format for e-prescriptions JO - J Am Med Inform Assoc IS - 05 VL - 18 PY - 2011 DO - 10.1136/amiajnl-2010-000034 L3 - PubMed-ID: 21613642 SP - 645 EP - 651 ER -